180506240

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3169}}^1$

素因数の和:3277

約数の個数: 64

約数和(自身を含む): 436509000

約数和(自身を除く): 256002760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 2848, 3169, 3560, 5696, 6338, 7120, 11392, 12676, 14240, 15845, 25352, 28480, 31690, 50704, 56960, 63380, 101408, 126760, 202816, 253520, 282041, 405632, 507040, 564082, 1014080, 1128164, 1410205, 2028160, 2256328, 2820410, 4512656, 5640820, 9025312, 11281640, 18050624, 22563280, 36101248, 45126560, 90253120, 180506240]

約数ペア:

[(1, 180506240), (2, 90253120), (4, 45126560), (5, 36101248), (8, 22563280), (10, 18050624), (16, 11281640), (20, 9025312), (32, 5640820), (40, 4512656), (64, 2820410), (80, 2256328), (89, 2028160), (128, 1410205), (160, 1128164), (178, 1014080), (320, 564082), (356, 507040), (445, 405632), (640, 282041), (712, 253520), (890, 202816), (1424, 126760), (1780, 101408), (2848, 63380), (3169, 56960), (3560, 50704), (5696, 31690), (6338, 28480), (7120, 25352), (11392, 15845), (12676, 14240)]