741780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 2430792

約数和(自身を除く): 1689012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 317, 390, 468, 585, 634, 780, 951, 1170, 1268, 1585, 1902, 2340, 2853, 3170, 3804, 4121, 4755, 5706, 6340, 8242, 9510, 11412, 12363, 14265, 16484, 19020, 20605, 24726, 28530, 37089, 41210, 49452, 57060, 61815, 74178, 82420, 123630, 148356, 185445, 247260, 370890, 741780]

約数ペア:

[(1, 741780), (2, 370890), (3, 247260), (4, 185445), (5, 148356), (6, 123630), (9, 82420), (10, 74178), (12, 61815), (13, 57060), (15, 49452), (18, 41210), (20, 37089), (26, 28530), (30, 24726), (36, 20605), (39, 19020), (45, 16484), (52, 14265), (60, 12363), (65, 11412), (78, 9510), (90, 8242), (117, 6340), (130, 5706), (156, 4755), (180, 4121), (195, 3804), (234, 3170), (260, 2853), (317, 2340), (390, 1902), (468, 1585), (585, 1268), (634, 1170), (780, 951)]