42913980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{569}}^1$

素因数の和:1003

約数の個数: 72

約数和(自身を含む): 130712400

約数和(自身を除く): 87798420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 569, 838, 1138, 1257, 1676, 1707, 2095, 2276, 2514, 2845, 3414, 3771, 4190, 5028, 5121, 5690, 6285, 6828, 7542, 8380, 8535, 10242, 11380, 12570, 15084, 17070, 18855, 20484, 25140, 25605, 34140, 37710, 51210, 75420, 102420, 238411, 476822, 715233, 953644, 1192055, 1430466, 2145699, 2384110, 2860932, 3576165, 4291398, 4768220, 7152330, 8582796, 10728495, 14304660, 21456990, 42913980]

約数ペア:

[(1, 42913980), (2, 21456990), (3, 14304660), (4, 10728495), (5, 8582796), (6, 7152330), (9, 4768220), (10, 4291398), (12, 3576165), (15, 2860932), (18, 2384110), (20, 2145699), (30, 1430466), (36, 1192055), (45, 953644), (60, 715233), (90, 476822), (180, 238411), (419, 102420), (569, 75420), (838, 51210), (1138, 37710), (1257, 34140), (1676, 25605), (1707, 25140), (2095, 20484), (2276, 18855), (2514, 17070), (2845, 15084), (3414, 12570), (3771, 11380), (4190, 10242), (5028, 8535), (5121, 8380), (5690, 7542), (6285, 6828)]