2142185880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{90617}}^1$

素因数の和:90828

約数の個数: 64

約数和(自身を含む): 6459251040

約数和(自身を除く): 4317065160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3940, 4728, 5910, 7880, 11820, 23640, 90617, 181234, 271851, 362468, 453085, 543702, 724936, 906170, 1087404, 1359255, 1812340, 2174808, 2718510, 3624680, 5437020, 10874040, 17851549, 35703098, 53554647, 71406196, 89257745, 107109294, 142812392, 178515490, 214218588, 267773235, 357030980, 428437176, 535546470, 714061960, 1071092940, 2142185880]

約数ペア:

[(1, 2142185880), (2, 1071092940), (3, 714061960), (4, 535546470), (5, 428437176), (6, 357030980), (8, 267773235), (10, 214218588), (12, 178515490), (15, 142812392), (20, 107109294), (24, 89257745), (30, 71406196), (40, 53554647), (60, 35703098), (120, 17851549), (197, 10874040), (394, 5437020), (591, 3624680), (788, 2718510), (985, 2174808), (1182, 1812340), (1576, 1359255), (1970, 1087404), (2364, 906170), (2955, 724936), (3940, 543702), (4728, 453085), (5910, 362468), (7880, 271851), (11820, 181234), (23640, 90617)]