68016780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9689}}^1$

素因数の和:9720

約数の個数: 96

約数和(自身を含む): 227908800

約数和(自身を除く): 159892020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 9689, 19378, 29067, 38756, 48445, 58134, 87201, 96890, 116268, 125957, 145335, 174402, 193780, 251914, 261603, 290670, 348804, 377871, 436005, 503828, 523206, 581340, 629785, 755742, 872010, 1046412, 1133613, 1259570, 1308015, 1511484, 1744020, 1889355, 2267226, 2519140, 2616030, 3400839, 3778710, 4534452, 5232060, 5668065, 6801678, 7557420, 11336130, 13603356, 17004195, 22672260, 34008390, 68016780]

約数ペア:

[(1, 68016780), (2, 34008390), (3, 22672260), (4, 17004195), (5, 13603356), (6, 11336130), (9, 7557420), (10, 6801678), (12, 5668065), (13, 5232060), (15, 4534452), (18, 3778710), (20, 3400839), (26, 2616030), (27, 2519140), (30, 2267226), (36, 1889355), (39, 1744020), (45, 1511484), (52, 1308015), (54, 1259570), (60, 1133613), (65, 1046412), (78, 872010), (90, 755742), (108, 629785), (117, 581340), (130, 523206), (135, 503828), (156, 436005), (180, 377871), (195, 348804), (234, 290670), (260, 261603), (270, 251914), (351, 193780), (390, 174402), (468, 145335), (540, 125957), (585, 116268), (702, 96890), (780, 87201), (1170, 58134), (1404, 48445), (1755, 38756), (2340, 29067), (3510, 19378), (7020, 9689)]