21828156840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{7727}}^1$

素因数の和:7829

約数の個数: 384

約数和(自身を含む): 86800896000

約数和(自身を除く): 64972739160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 59, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 118, 120, 126, 133, 140, 152, 168, 171, 177, 180, 190, 210, 228, 236, 252, 266, 280, 285, 295, 315, 342, 354, 360, 380, 399, 413, 420, 456, 472, 504, 531, 532, 570, 590, 630, 665, 684, 708, 760, 798, 826, 840, 855, 885, 1062, 1064, 1121, 1140, 1180, 1197, 1239, 1260, 1330, 1368, 1416, 1596, 1652, 1710, 1770, 1995, 2065, 2124, 2242, 2280, 2360, 2394, 2478, 2520, 2655, 2660, 3192, 3304, 3363, 3420, 3540, 3717, 3990, 4130, 4248, 4484, 4788, 4956, 5310, 5320, 5605, 5985, 6195, 6726, 6840, 7080, 7434, 7727, 7847, 7980, 8260, 8968, 9576, 9912, 10089, 10620, 11210, 11970, 12390, 13452, 14868, 15454, 15694, 15960, 16520, 16815, 18585, 20178, 21240, 22420, 23181, 23541, 23940, 24780, 26904, 29736, 30908, 31388, 33630, 37170, 38635, 39235, 40356, 44840, 46362, 47082, 47880, 49560, 50445, 54089, 61816, 62776, 67260, 69543, 70623, 74340, 77270, 78470, 80712, 92724, 94164, 100890, 108178, 115905, 117705, 134520, 139086, 141246, 146813, 148680, 154540, 156940, 162267, 185448, 188328, 201780, 216356, 231810, 235410, 270445, 278172, 282492, 293626, 309080, 313880, 324534, 347715, 353115, 403560, 432712, 440439, 455893, 463620, 470820, 486801, 540890, 556344, 564984, 587252, 649068, 695430, 706230, 734065, 811335, 880878, 911786, 927240, 941640, 973602, 1027691, 1081780, 1174504, 1298136, 1321317, 1367679, 1390860, 1412460, 1468130, 1622670, 1761756, 1823572, 1947204, 2055382, 2163560, 2202195, 2279465, 2434005, 2642634, 2735358, 2781720, 2824920, 2936260, 3083073, 3191251, 3245340, 3523512, 3647144, 3894408, 4103037, 4110764, 4404390, 4558930, 4868010, 5138455, 5285268, 5470716, 5872520, 6166146, 6382502, 6490680, 6606585, 6838395, 8206074, 8221528, 8661967, 8808780, 9117860, 9249219, 9573753, 9736020, 10276910, 10570536, 10941432, 12332292, 12765004, 13213170, 13676790, 15415365, 15956255, 16412148, 17323934, 17617560, 18235720, 18498438, 19147506, 19472040, 20515185, 20553820, 24664584, 25530008, 25985901, 26426340, 27353580, 28721259, 30830730, 31912510, 32824296, 34647868, 36996876, 38295012, 41030370, 41107640, 43309835, 46246095, 47868765, 51971802, 52852680, 54707160, 57442518, 60633769, 61661460, 63825020, 69295736, 73993752, 76590024, 77957703, 82060740, 86619670, 92492190, 95737530, 103943604, 114885036, 121267538, 123322920, 127650040, 129929505, 143606295, 155915406, 164121480, 173239340, 181901307, 184984380, 191475060, 207887208, 229770072, 242535076, 259859010, 287212590, 303168845, 311830812, 346478680, 363802614, 369968760, 382950120, 389788515, 485070152, 519718020, 545703921, 574425180, 606337690, 623661624, 727605228, 779577030, 909506535, 1039436040, 1091407842, 1148850360, 1212675380, 1455210456, 1559154060, 1819013070, 2182815684, 2425350760, 2728519605, 3118308120, 3638026140, 4365631368, 5457039210, 7276052280, 10914078420, 21828156840]

約数ペア:

[(1, 21828156840), (2, 10914078420), (3, 7276052280), (4, 5457039210), (5, 4365631368), (6, 3638026140), (7, 3118308120), (8, 2728519605), (9, 2425350760), (10, 2182815684), (12, 1819013070), (14, 1559154060), (15, 1455210456), (18, 1212675380), (19, 1148850360), (20, 1091407842), (21, 1039436040), (24, 909506535), (28, 779577030), (30, 727605228), (35, 623661624), (36, 606337690), (38, 574425180), (40, 545703921), (42, 519718020), (45, 485070152), (56, 389788515), (57, 382950120), (59, 369968760), (60, 363802614), (63, 346478680), (70, 311830812), (72, 303168845), (76, 287212590), (84, 259859010), (90, 242535076), (95, 229770072), (105, 207887208), (114, 191475060), (118, 184984380), (120, 181901307), (126, 173239340), (133, 164121480), (140, 155915406), (152, 143606295), (168, 129929505), (171, 127650040), (177, 123322920), (180, 121267538), (190, 114885036), (210, 103943604), (228, 95737530), (236, 92492190), (252, 86619670), (266, 82060740), (280, 77957703), (285, 76590024), (295, 73993752), (315, 69295736), (342, 63825020), (354, 61661460), (360, 60633769), (380, 57442518), (399, 54707160), (413, 52852680), (420, 51971802), (456, 47868765), (472, 46246095), (504, 43309835), (531, 41107640), (532, 41030370), (570, 38295012), (590, 36996876), (630, 34647868), (665, 32824296), (684, 31912510), (708, 30830730), (760, 28721259), (798, 27353580), (826, 26426340), (840, 25985901), (855, 25530008), (885, 24664584), (1062, 20553820), (1064, 20515185), (1121, 19472040), (1140, 19147506), (1180, 18498438), (1197, 18235720), (1239, 17617560), (1260, 17323934), (1330, 16412148), (1368, 15956255), (1416, 15415365), (1596, 13676790), (1652, 13213170), (1710, 12765004), (1770, 12332292), (1995, 10941432), (2065, 10570536), (2124, 10276910), (2242, 9736020), (2280, 9573753), (2360, 9249219), (2394, 9117860), (2478, 8808780), (2520, 8661967), (2655, 8221528), (2660, 8206074), (3192, 6838395), (3304, 6606585), (3363, 6490680), (3420, 6382502), (3540, 6166146), (3717, 5872520), (3990, 5470716), (4130, 5285268), (4248, 5138455), (4484, 4868010), (4788, 4558930), (4956, 4404390), (5310, 4110764), (5320, 4103037), (5605, 3894408), (5985, 3647144), (6195, 3523512), (6726, 3245340), (6840, 3191251), (7080, 3083073), (7434, 2936260), (7727, 2824920), (7847, 2781720), (7980, 2735358), (8260, 2642634), (8968, 2434005), (9576, 2279465), (9912, 2202195), (10089, 2163560), (10620, 2055382), (11210, 1947204), (11970, 1823572), (12390, 1761756), (13452, 1622670), (14868, 1468130), (15454, 1412460), (15694, 1390860), (15960, 1367679), (16520, 1321317), (16815, 1298136), (18585, 1174504), (20178, 1081780), (21240, 1027691), (22420, 973602), (23181, 941640), (23541, 927240), (23940, 911786), (24780, 880878), (26904, 811335), (29736, 734065), (30908, 706230), (31388, 695430), (33630, 649068), (37170, 587252), (38635, 564984), (39235, 556344), (40356, 540890), (44840, 486801), (46362, 470820), (47082, 463620), (47880, 455893), (49560, 440439), (50445, 432712), (54089, 403560), (61816, 353115), (62776, 347715), (67260, 324534), (69543, 313880), (70623, 309080), (74340, 293626), (77270, 282492), (78470, 278172), (80712, 270445), (92724, 235410), (94164, 231810), (100890, 216356), (108178, 201780), (115905, 188328), (117705, 185448), (134520, 162267), (139086, 156940), (141246, 154540), (146813, 148680)]