303742920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{194707}}^1$

素因数の和:194734

約数の個数: 64

約数和(自身を含む): 981328320

約数和(自身を除く): 677585400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 194707, 389414, 584121, 778828, 973535, 1168242, 1557656, 1947070, 2336484, 2531191, 2920605, 3894140, 4672968, 5062382, 5841210, 7593573, 7788280, 10124764, 11682420, 12655955, 15187146, 20249528, 23364840, 25311910, 30374292, 37967865, 50623820, 60748584, 75935730, 101247640, 151871460, 303742920]

約数ペア:

[(1, 303742920), (2, 151871460), (3, 101247640), (4, 75935730), (5, 60748584), (6, 50623820), (8, 37967865), (10, 30374292), (12, 25311910), (13, 23364840), (15, 20249528), (20, 15187146), (24, 12655955), (26, 11682420), (30, 10124764), (39, 7788280), (40, 7593573), (52, 5841210), (60, 5062382), (65, 4672968), (78, 3894140), (104, 2920605), (120, 2531191), (130, 2336484), (156, 1947070), (195, 1557656), (260, 1168242), (312, 973535), (390, 778828), (520, 584121), (780, 389414), (1560, 194707)]