201225990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 128

約数和(自身を含む): 570240000

約数和(自身を除く): 369014010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 109, 118, 149, 177, 210, 218, 295, 298, 327, 354, 413, 447, 545, 590, 654, 745, 763, 826, 885, 894, 1043, 1090, 1239, 1490, 1526, 1635, 1770, 2065, 2086, 2235, 2289, 2478, 3129, 3270, 3815, 4130, 4470, 4578, 5215, 6195, 6258, 6431, 7630, 8791, 10430, 11445, 12390, 12862, 15645, 16241, 17582, 19293, 22890, 26373, 31290, 32155, 32482, 38586, 43955, 45017, 48723, 52746, 61537, 64310, 81205, 87910, 90034, 96465, 97446, 113687, 123074, 131865, 135051, 162410, 184611, 192930, 225085, 227374, 243615, 263730, 270102, 307685, 341061, 369222, 450170, 487230, 568435, 615370, 675255, 682122, 923055, 958219, 1136870, 1350510, 1705305, 1846110, 1916438, 2874657, 3410610, 4791095, 5749314, 6707533, 9582190, 13415066, 14373285, 20122599, 28746570, 33537665, 40245198, 67075330, 100612995, 201225990]

約数ペア:

[(1, 201225990), (2, 100612995), (3, 67075330), (5, 40245198), (6, 33537665), (7, 28746570), (10, 20122599), (14, 14373285), (15, 13415066), (21, 9582190), (30, 6707533), (35, 5749314), (42, 4791095), (59, 3410610), (70, 2874657), (105, 1916438), (109, 1846110), (118, 1705305), (149, 1350510), (177, 1136870), (210, 958219), (218, 923055), (295, 682122), (298, 675255), (327, 615370), (354, 568435), (413, 487230), (447, 450170), (545, 369222), (590, 341061), (654, 307685), (745, 270102), (763, 263730), (826, 243615), (885, 227374), (894, 225085), (1043, 192930), (1090, 184611), (1239, 162410), (1490, 135051), (1526, 131865), (1635, 123074), (1770, 113687), (2065, 97446), (2086, 96465), (2235, 90034), (2289, 87910), (2478, 81205), (3129, 64310), (3270, 61537), (3815, 52746), (4130, 48723), (4470, 45017), (4578, 43955), (5215, 38586), (6195, 32482), (6258, 32155), (6431, 31290), (7630, 26373), (8791, 22890), (10430, 19293), (11445, 17582), (12390, 16241), (12862, 15645)]