90890280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19421}}^1$

素因数の和:19451

約数の個数: 96

約数和(自身を含む): 318132360

約数和(自身を除く): 227242080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 19421, 38842, 58263, 77684, 97105, 116526, 155368, 174789, 194210, 233052, 252473, 291315, 349578, 388420, 466104, 504946, 582630, 699156, 757419, 776840, 873945, 1009892, 1165260, 1262365, 1398312, 1514838, 1747890, 2019784, 2272257, 2330520, 2524730, 3029676, 3495780, 3787095, 4544514, 5049460, 6059352, 6991560, 7574190, 9089028, 10098920, 11361285, 15148380, 18178056, 22722570, 30296760, 45445140, 90890280]

約数ペア:

[(1, 90890280), (2, 45445140), (3, 30296760), (4, 22722570), (5, 18178056), (6, 15148380), (8, 11361285), (9, 10098920), (10, 9089028), (12, 7574190), (13, 6991560), (15, 6059352), (18, 5049460), (20, 4544514), (24, 3787095), (26, 3495780), (30, 3029676), (36, 2524730), (39, 2330520), (40, 2272257), (45, 2019784), (52, 1747890), (60, 1514838), (65, 1398312), (72, 1262365), (78, 1165260), (90, 1009892), (104, 873945), (117, 776840), (120, 757419), (130, 699156), (156, 582630), (180, 504946), (195, 466104), (234, 388420), (260, 349578), (312, 291315), (360, 252473), (390, 233052), (468, 194210), (520, 174789), (585, 155368), (780, 116526), (936, 97105), (1170, 77684), (1560, 58263), (2340, 38842), (4680, 19421)]