290691830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:886

約数の個数: 96

約数和(自身を含む): 651421440

約数和(自身を除く): 360729610

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 169, 190, 209, 247, 286, 338, 418, 494, 715, 823, 845, 1045, 1235, 1430, 1646, 1690, 1859, 2090, 2470, 2717, 3211, 3718, 4115, 5434, 6422, 8230, 9053, 9295, 10699, 13585, 15637, 16055, 18106, 18590, 21398, 27170, 31274, 32110, 35321, 45265, 53495, 70642, 78185, 90530, 106990, 117689, 139087, 156370, 172007, 176605, 203281, 235378, 278174, 344014, 353210, 406562, 588445, 695435, 860035, 1016405, 1176890, 1390870, 1529957, 1720070, 2032810, 2236091, 2642653, 3059914, 4472182, 5285306, 7649785, 11180455, 13213265, 15299570, 22360910, 26426530, 29069183, 58138366, 145345915, 290691830]

約数ペア:

[(1, 290691830), (2, 145345915), (5, 58138366), (10, 29069183), (11, 26426530), (13, 22360910), (19, 15299570), (22, 13213265), (26, 11180455), (38, 7649785), (55, 5285306), (65, 4472182), (95, 3059914), (110, 2642653), (130, 2236091), (143, 2032810), (169, 1720070), (190, 1529957), (209, 1390870), (247, 1176890), (286, 1016405), (338, 860035), (418, 695435), (494, 588445), (715, 406562), (823, 353210), (845, 344014), (1045, 278174), (1235, 235378), (1430, 203281), (1646, 176605), (1690, 172007), (1859, 156370), (2090, 139087), (2470, 117689), (2717, 106990), (3211, 90530), (3718, 78185), (4115, 70642), (5434, 53495), (6422, 45265), (8230, 35321), (9053, 32110), (9295, 31274), (10699, 27170), (13585, 21398), (15637, 18590), (16055, 18106)]