72665460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 254846592

約数和(自身を除く): 182181132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 571, 606, 630, 707, 909, 1010, 1142, 1212, 1260, 1414, 1515, 1713, 1818, 2020, 2121, 2284, 2828, 2855, 3030, 3426, 3535, 3636, 3997, 4242, 4545, 5139, 5710, 6060, 6363, 6852, 7070, 7994, 8484, 8565, 9090, 10278, 10605, 11420, 11991, 12726, 14140, 15988, 17130, 18180, 19985, 20556, 21210, 23982, 25452, 25695, 31815, 34260, 35973, 39970, 42420, 47964, 51390, 57671, 59955, 63630, 71946, 79940, 102780, 115342, 119910, 127260, 143892, 173013, 179865, 230684, 239820, 288355, 346026, 359730, 403697, 519039, 576710, 692052, 719460, 807394, 865065, 1038078, 1153420, 1211091, 1614788, 1730130, 2018485, 2076156, 2422182, 2595195, 3460260, 3633273, 4036970, 4844364, 5190390, 6055455, 7266546, 8073940, 10380780, 12110910, 14533092, 18166365, 24221820, 36332730, 72665460]

約数ペア:

[(1, 72665460), (2, 36332730), (3, 24221820), (4, 18166365), (5, 14533092), (6, 12110910), (7, 10380780), (9, 8073940), (10, 7266546), (12, 6055455), (14, 5190390), (15, 4844364), (18, 4036970), (20, 3633273), (21, 3460260), (28, 2595195), (30, 2422182), (35, 2076156), (36, 2018485), (42, 1730130), (45, 1614788), (60, 1211091), (63, 1153420), (70, 1038078), (84, 865065), (90, 807394), (101, 719460), (105, 692052), (126, 576710), (140, 519039), (180, 403697), (202, 359730), (210, 346026), (252, 288355), (303, 239820), (315, 230684), (404, 179865), (420, 173013), (505, 143892), (571, 127260), (606, 119910), (630, 115342), (707, 102780), (909, 79940), (1010, 71946), (1142, 63630), (1212, 59955), (1260, 57671), (1414, 51390), (1515, 47964), (1713, 42420), (1818, 39970), (2020, 35973), (2121, 34260), (2284, 31815), (2828, 25695), (2855, 25452), (3030, 23982), (3426, 21210), (3535, 20556), (3636, 19985), (3997, 18180), (4242, 17130), (4545, 15988), (5139, 14140), (5710, 12726), (6060, 11991), (6363, 11420), (6852, 10605), (7070, 10278), (7994, 9090), (8484, 8565)]