7321270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 15759360

約数和(自身を除く): 8438090

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 113, 155, 190, 209, 226, 310, 341, 418, 565, 589, 682, 1045, 1130, 1178, 1243, 1705, 2090, 2147, 2486, 2945, 3410, 3503, 4294, 5890, 6215, 6479, 7006, 10735, 12430, 12958, 17515, 21470, 23617, 32395, 35030, 38533, 47234, 64790, 66557, 77066, 118085, 133114, 192665, 236170, 332785, 385330, 665570, 732127, 1464254, 3660635, 7321270]

約数ペア:

[(1, 7321270), (2, 3660635), (5, 1464254), (10, 732127), (11, 665570), (19, 385330), (22, 332785), (31, 236170), (38, 192665), (55, 133114), (62, 118085), (95, 77066), (110, 66557), (113, 64790), (155, 47234), (190, 38533), (209, 35030), (226, 32395), (310, 23617), (341, 21470), (418, 17515), (565, 12958), (589, 12430), (682, 10735), (1045, 7006), (1130, 6479), (1178, 6215), (1243, 5890), (1705, 4294), (2090, 3503), (2147, 3410), (2486, 2945)]