20684621700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:750

約数の個数: 432

約数和(自身を含む): 71885399040

約数和(自身を除く): 51200777340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 71, 75, 76, 81, 90, 95, 100, 108, 114, 135, 142, 150, 162, 171, 180, 190, 213, 225, 228, 243, 270, 284, 285, 300, 324, 342, 355, 380, 405, 426, 450, 475, 486, 513, 540, 570, 631, 639, 675, 684, 710, 810, 852, 855, 900, 950, 972, 1026, 1065, 1140, 1215, 1262, 1278, 1349, 1350, 1420, 1425, 1539, 1620, 1710, 1775, 1893, 1900, 1917, 2025, 2052, 2130, 2430, 2524, 2556, 2565, 2698, 2700, 2850, 3078, 3155, 3195, 3420, 3550, 3786, 3834, 4047, 4050, 4260, 4275, 4617, 4860, 5130, 5325, 5396, 5679, 5700, 5751, 6075, 6156, 6310, 6390, 6745, 7100, 7572, 7668, 7695, 8094, 8100, 8550, 9234, 9465, 9585, 10260, 10650, 11358, 11502, 11989, 12141, 12150, 12620, 12780, 12825, 13490, 15390, 15775, 15975, 16188, 17037, 17100, 17253, 18468, 18930, 19170, 20235, 21300, 22716, 23004, 23085, 23978, 24282, 24300, 25650, 26980, 28395, 28755, 30780, 31550, 31950, 33725, 34074, 34506, 35967, 36423, 37860, 38340, 38475, 40470, 44801, 46170, 47325, 47925, 47956, 48564, 51111, 51300, 56790, 57510, 59945, 60705, 63100, 63900, 67450, 68148, 69012, 71934, 72846, 76950, 80940, 85185, 86265, 89602, 92340, 94650, 95850, 101175, 102222, 107901, 109269, 113580, 115020, 115425, 119890, 121410, 134403, 134900, 141975, 143775, 143868, 145692, 153333, 153900, 170370, 172530, 179204, 179835, 182115, 189300, 191700, 202350, 204444, 215802, 218538, 224005, 230850, 239780, 242820, 255555, 268806, 283950, 287550, 299725, 303525, 306666, 323703, 327807, 340740, 345060, 359670, 364230, 403209, 404700, 425925, 431325, 431604, 437076, 448010, 461700, 511110, 537612, 539505, 546345, 567900, 575100, 599450, 607050, 613332, 647406, 655614, 672015, 719340, 728460, 766665, 806418, 851219, 851850, 862650, 896020, 899175, 910575, 971109, 1022220, 1079010, 1092690, 1120025, 1198900, 1209627, 1214100, 1277775, 1294812, 1311228, 1344030, 1533330, 1612836, 1618515, 1639035, 1702438, 1703700, 1725300, 1798350, 1821150, 1942218, 2016045, 2158020, 2185380, 2240050, 2419254, 2553657, 2555550, 2688060, 2697525, 2731725, 2913327, 3066660, 3237030, 3278070, 3360075, 3404876, 3596700, 3628881, 3642300, 3833325, 3884436, 4032090, 4256095, 4480100, 4838508, 4855545, 5107314, 5111100, 5395050, 5463450, 5826654, 6048135, 6474060, 6556140, 6720150, 7257762, 7660971, 7666650, 8064180, 8092575, 8195175, 8512190, 9711090, 10080225, 10214628, 10790100, 10886643, 10926900, 11653308, 12096270, 12768285, 13440300, 14515524, 14566635, 15321942, 15333300, 16185150, 16390350, 17024380, 18144405, 19422180, 20160450, 21280475, 21773286, 22982913, 24192540, 24277725, 25536570, 29133270, 30240675, 30643884, 32370300, 32780700, 36288810, 38304855, 40320900, 42560950, 43546572, 45965826, 48555450, 51073140, 54433215, 58266540, 60481350, 63841425, 68948739, 72577620, 72833175, 76609710, 85121900, 90722025, 91931652, 97110900, 108866430, 114914565, 120962700, 127682850, 137897478, 145666350, 153219420, 181444050, 191524275, 206846217, 217732860, 229829130, 255365700, 272166075, 275794956, 291332700, 344743695, 362888100, 383048550, 413692434, 459658260, 544332150, 574572825, 689487390, 766097100, 827384868, 1034231085, 1088664300, 1149145650, 1378974780, 1723718475, 2068462170, 2298291300, 3447436950, 4136924340, 5171155425, 6894873900, 10342310850, 20684621700]

約数ペア:

[(1, 20684621700), (2, 10342310850), (3, 6894873900), (4, 5171155425), (5, 4136924340), (6, 3447436950), (9, 2298291300), (10, 2068462170), (12, 1723718475), (15, 1378974780), (18, 1149145650), (19, 1088664300), (20, 1034231085), (25, 827384868), (27, 766097100), (30, 689487390), (36, 574572825), (38, 544332150), (45, 459658260), (50, 413692434), (54, 383048550), (57, 362888100), (60, 344743695), (71, 291332700), (75, 275794956), (76, 272166075), (81, 255365700), (90, 229829130), (95, 217732860), (100, 206846217), (108, 191524275), (114, 181444050), (135, 153219420), (142, 145666350), (150, 137897478), (162, 127682850), (171, 120962700), (180, 114914565), (190, 108866430), (213, 97110900), (225, 91931652), (228, 90722025), (243, 85121900), (270, 76609710), (284, 72833175), (285, 72577620), (300, 68948739), (324, 63841425), (342, 60481350), (355, 58266540), (380, 54433215), (405, 51073140), (426, 48555450), (450, 45965826), (475, 43546572), (486, 42560950), (513, 40320900), (540, 38304855), (570, 36288810), (631, 32780700), (639, 32370300), (675, 30643884), (684, 30240675), (710, 29133270), (810, 25536570), (852, 24277725), (855, 24192540), (900, 22982913), (950, 21773286), (972, 21280475), (1026, 20160450), (1065, 19422180), (1140, 18144405), (1215, 17024380), (1262, 16390350), (1278, 16185150), (1349, 15333300), (1350, 15321942), (1420, 14566635), (1425, 14515524), (1539, 13440300), (1620, 12768285), (1710, 12096270), (1775, 11653308), (1893, 10926900), (1900, 10886643), (1917, 10790100), (2025, 10214628), (2052, 10080225), (2130, 9711090), (2430, 8512190), (2524, 8195175), (2556, 8092575), (2565, 8064180), (2698, 7666650), (2700, 7660971), (2850, 7257762), (3078, 6720150), (3155, 6556140), (3195, 6474060), (3420, 6048135), (3550, 5826654), (3786, 5463450), (3834, 5395050), (4047, 5111100), (4050, 5107314), (4260, 4855545), (4275, 4838508), (4617, 4480100), (4860, 4256095), (5130, 4032090), (5325, 3884436), (5396, 3833325), (5679, 3642300), (5700, 3628881), (5751, 3596700), (6075, 3404876), (6156, 3360075), (6310, 3278070), (6390, 3237030), (6745, 3066660), (7100, 2913327), (7572, 2731725), (7668, 2697525), (7695, 2688060), (8094, 2555550), (8100, 2553657), (8550, 2419254), (9234, 2240050), (9465, 2185380), (9585, 2158020), (10260, 2016045), (10650, 1942218), (11358, 1821150), (11502, 1798350), (11989, 1725300), (12141, 1703700), (12150, 1702438), (12620, 1639035), (12780, 1618515), (12825, 1612836), (13490, 1533330), (15390, 1344030), (15775, 1311228), (15975, 1294812), (16188, 1277775), (17037, 1214100), (17100, 1209627), (17253, 1198900), (18468, 1120025), (18930, 1092690), (19170, 1079010), (20235, 1022220), (21300, 971109), (22716, 910575), (23004, 899175), (23085, 896020), (23978, 862650), (24282, 851850), (24300, 851219), (25650, 806418), (26980, 766665), (28395, 728460), (28755, 719340), (30780, 672015), (31550, 655614), (31950, 647406), (33725, 613332), (34074, 607050), (34506, 599450), (35967, 575100), (36423, 567900), (37860, 546345), (38340, 539505), (38475, 537612), (40470, 511110), (44801, 461700), (46170, 448010), (47325, 437076), (47925, 431604), (47956, 431325), (48564, 425925), (51111, 404700), (51300, 403209), (56790, 364230), (57510, 359670), (59945, 345060), (60705, 340740), (63100, 327807), (63900, 323703), (67450, 306666), (68148, 303525), (69012, 299725), (71934, 287550), (72846, 283950), (76950, 268806), (80940, 255555), (85185, 242820), (86265, 239780), (89602, 230850), (92340, 224005), (94650, 218538), (95850, 215802), (101175, 204444), (102222, 202350), (107901, 191700), (109269, 189300), (113580, 182115), (115020, 179835), (115425, 179204), (119890, 172530), (121410, 170370), (134403, 153900), (134900, 153333), (141975, 145692), (143775, 143868)]