1990323720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3779}}^1$

素因数の和:3833

約数の個数: 384

約数和(自身を含む): 8491392000

約数和(自身を除く): 6501068280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 84, 88, 90, 95, 99, 105, 110, 114, 120, 126, 132, 133, 140, 152, 154, 165, 168, 171, 180, 190, 198, 209, 210, 220, 228, 231, 252, 264, 266, 280, 285, 308, 315, 330, 342, 360, 380, 385, 396, 399, 418, 420, 440, 456, 462, 495, 504, 532, 570, 616, 627, 630, 660, 665, 684, 693, 760, 770, 792, 798, 836, 840, 855, 924, 990, 1045, 1064, 1140, 1155, 1197, 1254, 1260, 1320, 1330, 1368, 1386, 1463, 1540, 1596, 1672, 1710, 1848, 1881, 1980, 1995, 2090, 2280, 2310, 2394, 2508, 2520, 2660, 2772, 2926, 3080, 3135, 3192, 3420, 3465, 3762, 3779, 3960, 3990, 4180, 4389, 4620, 4788, 5016, 5320, 5544, 5852, 5985, 6270, 6840, 6930, 7315, 7524, 7558, 7980, 8360, 8778, 9240, 9405, 9576, 11337, 11704, 11970, 12540, 13167, 13860, 14630, 15048, 15116, 15960, 17556, 18810, 18895, 21945, 22674, 23940, 25080, 26334, 26453, 27720, 29260, 30232, 34011, 35112, 37620, 37790, 41569, 43890, 45348, 47880, 52668, 52906, 56685, 58520, 65835, 68022, 71801, 75240, 75580, 79359, 83138, 87780, 90696, 105336, 105812, 113370, 124707, 131670, 132265, 136044, 143602, 151160, 158718, 166276, 170055, 175560, 207845, 211624, 215403, 226740, 238077, 249414, 263340, 264530, 272088, 287204, 290983, 317436, 332552, 340110, 359005, 374121, 396795, 415690, 430806, 453480, 476154, 498828, 502607, 526680, 529060, 574408, 581966, 623535, 634872, 646209, 680220, 718010, 748242, 789811, 793590, 831380, 861612, 872949, 952308, 997656, 1005214, 1058120, 1077015, 1163932, 1190385, 1247070, 1292418, 1360440, 1436020, 1454915, 1496484, 1507821, 1579622, 1587180, 1662760, 1723224, 1745898, 1870605, 1904616, 2010428, 2154030, 2327864, 2369433, 2380770, 2494140, 2513035, 2584836, 2618847, 2872040, 2909830, 2992968, 3015642, 3159244, 3174360, 3231045, 3491796, 3741210, 3949055, 4020856, 4308060, 4364745, 4523463, 4738866, 4761540, 4988280, 5026070, 5169672, 5237694, 5528677, 5819660, 6031284, 6318488, 6462090, 6983592, 7108299, 7482420, 7539105, 7898110, 8616120, 8729490, 9046926, 9477732, 9523080, 10052140, 10475388, 11057354, 11639320, 11847165, 12062568, 12924180, 13094235, 14216598, 14964840, 15078210, 15796220, 16586031, 17458980, 18093852, 18955464, 20104280, 20950776, 22114708, 22617315, 23694330, 25848360, 26188470, 27643385, 28433196, 30156420, 31592440, 33172062, 34917960, 35541495, 36187704, 44229416, 45234630, 47388660, 49758093, 52376940, 55286770, 56866392, 60312840, 66344124, 71082990, 82930155, 90469260, 94777320, 99516186, 104753880, 110573540, 132688248, 142165980, 165860310, 180938520, 199032372, 221147080, 248790465, 284331960, 331720620, 398064744, 497580930, 663441240, 995161860, 1990323720]

約数ペア:

[(1, 1990323720), (2, 995161860), (3, 663441240), (4, 497580930), (5, 398064744), (6, 331720620), (7, 284331960), (8, 248790465), (9, 221147080), (10, 199032372), (11, 180938520), (12, 165860310), (14, 142165980), (15, 132688248), (18, 110573540), (19, 104753880), (20, 99516186), (21, 94777320), (22, 90469260), (24, 82930155), (28, 71082990), (30, 66344124), (33, 60312840), (35, 56866392), (36, 55286770), (38, 52376940), (40, 49758093), (42, 47388660), (44, 45234630), (45, 44229416), (55, 36187704), (56, 35541495), (57, 34917960), (60, 33172062), (63, 31592440), (66, 30156420), (70, 28433196), (72, 27643385), (76, 26188470), (77, 25848360), (84, 23694330), (88, 22617315), (90, 22114708), (95, 20950776), (99, 20104280), (105, 18955464), (110, 18093852), (114, 17458980), (120, 16586031), (126, 15796220), (132, 15078210), (133, 14964840), (140, 14216598), (152, 13094235), (154, 12924180), (165, 12062568), (168, 11847165), (171, 11639320), (180, 11057354), (190, 10475388), (198, 10052140), (209, 9523080), (210, 9477732), (220, 9046926), (228, 8729490), (231, 8616120), (252, 7898110), (264, 7539105), (266, 7482420), (280, 7108299), (285, 6983592), (308, 6462090), (315, 6318488), (330, 6031284), (342, 5819660), (360, 5528677), (380, 5237694), (385, 5169672), (396, 5026070), (399, 4988280), (418, 4761540), (420, 4738866), (440, 4523463), (456, 4364745), (462, 4308060), (495, 4020856), (504, 3949055), (532, 3741210), (570, 3491796), (616, 3231045), (627, 3174360), (630, 3159244), (660, 3015642), (665, 2992968), (684, 2909830), (693, 2872040), (760, 2618847), (770, 2584836), (792, 2513035), (798, 2494140), (836, 2380770), (840, 2369433), (855, 2327864), (924, 2154030), (990, 2010428), (1045, 1904616), (1064, 1870605), (1140, 1745898), (1155, 1723224), (1197, 1662760), (1254, 1587180), (1260, 1579622), (1320, 1507821), (1330, 1496484), (1368, 1454915), (1386, 1436020), (1463, 1360440), (1540, 1292418), (1596, 1247070), (1672, 1190385), (1710, 1163932), (1848, 1077015), (1881, 1058120), (1980, 1005214), (1995, 997656), (2090, 952308), (2280, 872949), (2310, 861612), (2394, 831380), (2508, 793590), (2520, 789811), (2660, 748242), (2772, 718010), (2926, 680220), (3080, 646209), (3135, 634872), (3192, 623535), (3420, 581966), (3465, 574408), (3762, 529060), (3779, 526680), (3960, 502607), (3990, 498828), (4180, 476154), (4389, 453480), (4620, 430806), (4788, 415690), (5016, 396795), (5320, 374121), (5544, 359005), (5852, 340110), (5985, 332552), (6270, 317436), (6840, 290983), (6930, 287204), (7315, 272088), (7524, 264530), (7558, 263340), (7980, 249414), (8360, 238077), (8778, 226740), (9240, 215403), (9405, 211624), (9576, 207845), (11337, 175560), (11704, 170055), (11970, 166276), (12540, 158718), (13167, 151160), (13860, 143602), (14630, 136044), (15048, 132265), (15116, 131670), (15960, 124707), (17556, 113370), (18810, 105812), (18895, 105336), (21945, 90696), (22674, 87780), (23940, 83138), (25080, 79359), (26334, 75580), (26453, 75240), (27720, 71801), (29260, 68022), (30232, 65835), (34011, 58520), (35112, 56685), (37620, 52906), (37790, 52668), (41569, 47880), (43890, 45348)]