176016680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4219}}^1$

素因数の和:4386

約数の個数: 64

約数和(自身を含む): 455760000

約数和(自身を除く): 279743320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2980, 4172, 4219, 5215, 5960, 8344, 8438, 10430, 16876, 20860, 21095, 29533, 33752, 41720, 42190, 59066, 84380, 118132, 147665, 168760, 236264, 295330, 590660, 628631, 1181320, 1257262, 2514524, 3143155, 4400417, 5029048, 6286310, 8800834, 12572620, 17601668, 22002085, 25145240, 35203336, 44004170, 88008340, 176016680]

約数ペア:

[(1, 176016680), (2, 88008340), (4, 44004170), (5, 35203336), (7, 25145240), (8, 22002085), (10, 17601668), (14, 12572620), (20, 8800834), (28, 6286310), (35, 5029048), (40, 4400417), (56, 3143155), (70, 2514524), (140, 1257262), (149, 1181320), (280, 628631), (298, 590660), (596, 295330), (745, 236264), (1043, 168760), (1192, 147665), (1490, 118132), (2086, 84380), (2980, 59066), (4172, 42190), (4219, 41720), (5215, 33752), (5960, 29533), (8344, 21095), (8438, 20860), (10430, 16876)]