247176640

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24917}}^1$

素因数の和:24965

約数の個数: 56

約数和(自身を含む): 607600512

約数和(自身を除く): 360423872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 24917, 49834, 99668, 124585, 199336, 249170, 398672, 498340, 772427, 797344, 996680, 1544854, 1594688, 1993360, 3089708, 3862135, 3986720, 6179416, 7724270, 7973440, 12358832, 15448540, 24717664, 30897080, 49435328, 61794160, 123588320, 247176640]

約数ペア:

[(1, 247176640), (2, 123588320), (4, 61794160), (5, 49435328), (8, 30897080), (10, 24717664), (16, 15448540), (20, 12358832), (31, 7973440), (32, 7724270), (40, 6179416), (62, 3986720), (64, 3862135), (80, 3089708), (124, 1993360), (155, 1594688), (160, 1544854), (248, 996680), (310, 797344), (320, 772427), (496, 498340), (620, 398672), (992, 249170), (1240, 199336), (1984, 124585), (2480, 99668), (4960, 49834), (9920, 24917)]