74073520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 179622432

約数和(自身を除く): 105548912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 61, 80, 86, 122, 172, 215, 244, 305, 344, 353, 430, 488, 610, 688, 706, 860, 976, 1220, 1412, 1720, 1765, 2440, 2623, 2824, 3440, 3530, 4880, 5246, 5648, 7060, 10492, 13115, 14120, 15179, 20984, 21533, 26230, 28240, 30358, 41968, 43066, 52460, 60716, 75895, 86132, 104920, 107665, 121432, 151790, 172264, 209840, 215330, 242864, 303580, 344528, 430660, 607160, 861320, 925919, 1214320, 1722640, 1851838, 3703676, 4629595, 7407352, 9259190, 14814704, 18518380, 37036760, 74073520]

約数ペア:

[(1, 74073520), (2, 37036760), (4, 18518380), (5, 14814704), (8, 9259190), (10, 7407352), (16, 4629595), (20, 3703676), (40, 1851838), (43, 1722640), (61, 1214320), (80, 925919), (86, 861320), (122, 607160), (172, 430660), (215, 344528), (244, 303580), (305, 242864), (344, 215330), (353, 209840), (430, 172264), (488, 151790), (610, 121432), (688, 107665), (706, 104920), (860, 86132), (976, 75895), (1220, 60716), (1412, 52460), (1720, 43066), (1765, 41968), (2440, 30358), (2623, 28240), (2824, 26230), (3440, 21533), (3530, 20984), (4880, 15179), (5246, 14120), (5648, 13115), (7060, 10492)]