1972166175

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1122

約数の個数: 144

約数和(自身を含む): 4337311680

約数和(自身を除く): 2365145505

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 73, 75, 85, 105, 119, 153, 175, 219, 225, 255, 315, 357, 365, 425, 511, 525, 595, 657, 765, 1009, 1071, 1095, 1241, 1275, 1533, 1575, 1785, 1825, 2555, 2975, 3027, 3285, 3723, 3825, 4599, 5045, 5355, 5475, 6205, 7063, 7665, 8687, 8925, 9081, 11169, 12775, 15135, 16425, 17153, 18615, 21189, 22995, 25225, 26061, 26775, 31025, 35315, 38325, 43435, 45405, 51459, 55845, 63567, 73657, 75675, 78183, 85765, 93075, 105945, 114975, 120071, 130305, 154377, 176575, 217175, 220971, 227025, 257295, 279225, 317835, 360213, 368285, 390915, 428825, 515599, 529725, 600355, 651525, 662913, 771885, 1080639, 1104855, 1252169, 1286475, 1546797, 1589175, 1801065, 1841425, 1954575, 2577995, 3001775, 3314565, 3756507, 3859425, 4640391, 5403195, 5524275, 6260845, 7733985, 8765183, 9005325, 11269521, 12889975, 16572825, 18782535, 23201955, 26295549, 27015975, 31304225, 38669925, 43825915, 56347605, 78886647, 93912675, 116009775, 131477745, 219129575, 281738025, 394433235, 657388725, 1972166175]

約数ペア:

[(1, 1972166175), (3, 657388725), (5, 394433235), (7, 281738025), (9, 219129575), (15, 131477745), (17, 116009775), (21, 93912675), (25, 78886647), (35, 56347605), (45, 43825915), (51, 38669925), (63, 31304225), (73, 27015975), (75, 26295549), (85, 23201955), (105, 18782535), (119, 16572825), (153, 12889975), (175, 11269521), (219, 9005325), (225, 8765183), (255, 7733985), (315, 6260845), (357, 5524275), (365, 5403195), (425, 4640391), (511, 3859425), (525, 3756507), (595, 3314565), (657, 3001775), (765, 2577995), (1009, 1954575), (1071, 1841425), (1095, 1801065), (1241, 1589175), (1275, 1546797), (1533, 1286475), (1575, 1252169), (1785, 1104855), (1825, 1080639), (2555, 771885), (2975, 662913), (3027, 651525), (3285, 600355), (3723, 529725), (3825, 515599), (4599, 428825), (5045, 390915), (5355, 368285), (5475, 360213), (6205, 317835), (7063, 279225), (7665, 257295), (8687, 227025), (8925, 220971), (9081, 217175), (11169, 176575), (12775, 154377), (15135, 130305), (16425, 120071), (17153, 114975), (18615, 105945), (21189, 93075), (22995, 85765), (25225, 78183), (26061, 75675), (26775, 73657), (31025, 63567), (35315, 55845), (38325, 51459), (43435, 45405)]