90308940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 260789760

約数和(自身を除く): 170480820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 97, 118, 177, 194, 236, 263, 291, 295, 354, 388, 485, 526, 582, 590, 708, 789, 885, 970, 1052, 1164, 1180, 1315, 1455, 1578, 1770, 1940, 2630, 2910, 3156, 3540, 3945, 5260, 5723, 5820, 7890, 11446, 15517, 15780, 17169, 22892, 25511, 28615, 31034, 34338, 46551, 51022, 57230, 62068, 68676, 76533, 77585, 85845, 93102, 102044, 114460, 127555, 153066, 155170, 171690, 186204, 232755, 255110, 306132, 310340, 343380, 382665, 465510, 510220, 765330, 931020, 1505149, 1530660, 3010298, 4515447, 6020596, 7525745, 9030894, 15051490, 18061788, 22577235, 30102980, 45154470, 90308940]

約数ペア:

[(1, 90308940), (2, 45154470), (3, 30102980), (4, 22577235), (5, 18061788), (6, 15051490), (10, 9030894), (12, 7525745), (15, 6020596), (20, 4515447), (30, 3010298), (59, 1530660), (60, 1505149), (97, 931020), (118, 765330), (177, 510220), (194, 465510), (236, 382665), (263, 343380), (291, 310340), (295, 306132), (354, 255110), (388, 232755), (485, 186204), (526, 171690), (582, 155170), (590, 153066), (708, 127555), (789, 114460), (885, 102044), (970, 93102), (1052, 85845), (1164, 77585), (1180, 76533), (1315, 68676), (1455, 62068), (1578, 57230), (1770, 51022), (1940, 46551), (2630, 34338), (2910, 31034), (3156, 28615), (3540, 25511), (3945, 22892), (5260, 17169), (5723, 15780), (5820, 15517), (7890, 11446)]