20811284424

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{461}}^1$

素因数の和:965

約数の個数: 256

約数和(自身を含む): 67281984000

約数和(自身を除く): 46470699576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 73, 84, 108, 126, 146, 168, 189, 216, 219, 252, 292, 378, 409, 438, 461, 504, 511, 584, 657, 756, 818, 876, 922, 1022, 1227, 1314, 1383, 1512, 1533, 1636, 1752, 1844, 1971, 2044, 2454, 2628, 2766, 2863, 3066, 3227, 3272, 3681, 3688, 3942, 4088, 4149, 4599, 4908, 5256, 5532, 5726, 6132, 6454, 7362, 7884, 8298, 8589, 9198, 9681, 9816, 11043, 11064, 11452, 12264, 12447, 12908, 13797, 14724, 15768, 16596, 17178, 18396, 19362, 22086, 22904, 24894, 25767, 25816, 27594, 29043, 29448, 29857, 33192, 33653, 34356, 36792, 38724, 44172, 49788, 51534, 55188, 58086, 59714, 67306, 68712, 77301, 77448, 87129, 88344, 89571, 99576, 100959, 103068, 110376, 116172, 119428, 134612, 154602, 174258, 179142, 188549, 201918, 206136, 208999, 232344, 235571, 238856, 268713, 269224, 302877, 309204, 348516, 358284, 377098, 403836, 417998, 471142, 537426, 565647, 605754, 618408, 626997, 697032, 706713, 716568, 754196, 806139, 807672, 835996, 908631, 942284, 1074852, 1131294, 1211508, 1253994, 1319843, 1413426, 1508392, 1612278, 1671992, 1696941, 1817262, 1880991, 1884568, 2120139, 2149704, 2262588, 2423016, 2507988, 2639686, 2826852, 3224556, 3393882, 3634524, 3761982, 3959529, 4240278, 4525176, 5015976, 5090823, 5279372, 5642973, 5653704, 6360417, 6449112, 6787764, 7269048, 7523964, 7919058, 8480556, 10181646, 10558744, 11285946, 11878587, 12720834, 13575528, 13764077, 15047928, 15838116, 16961112, 20363292, 22571892, 23757174, 25441668, 27528154, 31676232, 35635761, 40726584, 41292231, 45143784, 47514348, 50883336, 55056308, 71271522, 82584462, 95028696, 96348539, 110112616, 123876693, 142543044, 165168924, 192697078, 247753386, 285086088, 289045617, 330337848, 371630079, 385394156, 495506772, 578091234, 743260158, 770788312, 867136851, 991013544, 1156182468, 1486520316, 1734273702, 2312364936, 2601410553, 2973040632, 3468547404, 5202821106, 6937094808, 10405642212, 20811284424]

約数ペア:

[(1, 20811284424), (2, 10405642212), (3, 6937094808), (4, 5202821106), (6, 3468547404), (7, 2973040632), (8, 2601410553), (9, 2312364936), (12, 1734273702), (14, 1486520316), (18, 1156182468), (21, 991013544), (24, 867136851), (27, 770788312), (28, 743260158), (36, 578091234), (42, 495506772), (54, 385394156), (56, 371630079), (63, 330337848), (72, 289045617), (73, 285086088), (84, 247753386), (108, 192697078), (126, 165168924), (146, 142543044), (168, 123876693), (189, 110112616), (216, 96348539), (219, 95028696), (252, 82584462), (292, 71271522), (378, 55056308), (409, 50883336), (438, 47514348), (461, 45143784), (504, 41292231), (511, 40726584), (584, 35635761), (657, 31676232), (756, 27528154), (818, 25441668), (876, 23757174), (922, 22571892), (1022, 20363292), (1227, 16961112), (1314, 15838116), (1383, 15047928), (1512, 13764077), (1533, 13575528), (1636, 12720834), (1752, 11878587), (1844, 11285946), (1971, 10558744), (2044, 10181646), (2454, 8480556), (2628, 7919058), (2766, 7523964), (2863, 7269048), (3066, 6787764), (3227, 6449112), (3272, 6360417), (3681, 5653704), (3688, 5642973), (3942, 5279372), (4088, 5090823), (4149, 5015976), (4599, 4525176), (4908, 4240278), (5256, 3959529), (5532, 3761982), (5726, 3634524), (6132, 3393882), (6454, 3224556), (7362, 2826852), (7884, 2639686), (8298, 2507988), (8589, 2423016), (9198, 2262588), (9681, 2149704), (9816, 2120139), (11043, 1884568), (11064, 1880991), (11452, 1817262), (12264, 1696941), (12447, 1671992), (12908, 1612278), (13797, 1508392), (14724, 1413426), (15768, 1319843), (16596, 1253994), (17178, 1211508), (18396, 1131294), (19362, 1074852), (22086, 942284), (22904, 908631), (24894, 835996), (25767, 807672), (25816, 806139), (27594, 754196), (29043, 716568), (29448, 706713), (29857, 697032), (33192, 626997), (33653, 618408), (34356, 605754), (36792, 565647), (38724, 537426), (44172, 471142), (49788, 417998), (51534, 403836), (55188, 377098), (58086, 358284), (59714, 348516), (67306, 309204), (68712, 302877), (77301, 269224), (77448, 268713), (87129, 238856), (88344, 235571), (89571, 232344), (99576, 208999), (100959, 206136), (103068, 201918), (110376, 188549), (116172, 179142), (119428, 174258), (134612, 154602)]