142743505820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{659689}}^1$

素因数の和:660078

約数の個数: 48

約数和(自身を含む): 310318176000

約数和(自身を除く): 167574670180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 349, 620, 698, 1396, 1745, 3490, 6980, 10819, 21638, 43276, 54095, 108190, 216380, 659689, 1319378, 2638756, 3298445, 6596890, 13193780, 20450359, 40900718, 81801436, 102251795, 204503590, 230231461, 409007180, 460462922, 920925844, 1151157305, 2302314610, 4604629220, 7137175291, 14274350582, 28548701164, 35685876455, 71371752910, 142743505820]

約数ペア:

[(1, 142743505820), (2, 71371752910), (4, 35685876455), (5, 28548701164), (10, 14274350582), (20, 7137175291), (31, 4604629220), (62, 2302314610), (124, 1151157305), (155, 920925844), (310, 460462922), (349, 409007180), (620, 230231461), (698, 204503590), (1396, 102251795), (1745, 81801436), (3490, 40900718), (6980, 20450359), (10819, 13193780), (21638, 6596890), (43276, 3298445), (54095, 2638756), (108190, 1319378), (216380, 659689)]