112538140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 295716960

約数和(自身を除く): 183178820

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 109, 110, 130, 143, 190, 209, 218, 220, 247, 260, 286, 361, 380, 418, 436, 494, 545, 572, 715, 722, 836, 988, 1045, 1090, 1199, 1235, 1417, 1430, 1444, 1805, 2071, 2090, 2180, 2398, 2470, 2717, 2834, 2860, 3610, 3971, 4142, 4180, 4693, 4796, 4940, 5434, 5668, 5995, 7085, 7220, 7942, 8284, 9386, 10355, 10868, 11990, 13585, 14170, 15587, 15884, 18772, 19855, 20710, 22781, 23465, 23980, 26923, 27170, 28340, 31174, 39349, 39710, 41420, 45562, 46930, 51623, 53846, 54340, 62348, 77935, 78698, 79420, 91124, 93860, 103246, 107692, 113905, 134615, 155870, 157396, 196745, 206492, 227810, 258115, 269230, 296153, 311740, 393490, 432839, 455620, 511537, 516230, 538460, 592306, 786980, 865678, 1023074, 1032460, 1184612, 1480765, 1731356, 2046148, 2164195, 2557685, 2961530, 4328390, 5115370, 5626907, 5923060, 8656780, 10230740, 11253814, 22507628, 28134535, 56269070, 112538140]

約数ペア:

[(1, 112538140), (2, 56269070), (4, 28134535), (5, 22507628), (10, 11253814), (11, 10230740), (13, 8656780), (19, 5923060), (20, 5626907), (22, 5115370), (26, 4328390), (38, 2961530), (44, 2557685), (52, 2164195), (55, 2046148), (65, 1731356), (76, 1480765), (95, 1184612), (109, 1032460), (110, 1023074), (130, 865678), (143, 786980), (190, 592306), (209, 538460), (218, 516230), (220, 511537), (247, 455620), (260, 432839), (286, 393490), (361, 311740), (380, 296153), (418, 269230), (436, 258115), (494, 227810), (545, 206492), (572, 196745), (715, 157396), (722, 155870), (836, 134615), (988, 113905), (1045, 107692), (1090, 103246), (1199, 93860), (1235, 91124), (1417, 79420), (1430, 78698), (1444, 77935), (1805, 62348), (2071, 54340), (2090, 53846), (2180, 51623), (2398, 46930), (2470, 45562), (2717, 41420), (2834, 39710), (2860, 39349), (3610, 31174), (3971, 28340), (4142, 27170), (4180, 26923), (4693, 23980), (4796, 23465), (4940, 22781), (5434, 20710), (5668, 19855), (5995, 18772), (7085, 15884), (7220, 15587), (7942, 14170), (8284, 13585), (9386, 11990), (10355, 10868)]