21922680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 192

約数和(自身を含む): 75893760

約数和(自身を除く): 53971080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 47, 52, 60, 65, 69, 78, 92, 94, 104, 115, 120, 130, 138, 141, 156, 169, 184, 188, 195, 230, 235, 260, 276, 282, 299, 312, 338, 345, 376, 390, 460, 470, 507, 520, 552, 564, 598, 611, 676, 690, 705, 780, 845, 897, 920, 940, 1014, 1081, 1128, 1196, 1222, 1352, 1380, 1410, 1495, 1560, 1690, 1794, 1833, 1880, 2028, 2162, 2392, 2444, 2535, 2760, 2820, 2990, 3055, 3243, 3380, 3588, 3666, 3887, 4056, 4324, 4485, 4888, 5070, 5405, 5640, 5980, 6110, 6486, 6760, 7176, 7332, 7774, 7943, 8648, 8970, 9165, 10140, 10810, 11661, 11960, 12220, 12972, 14053, 14664, 15548, 15886, 16215, 17940, 18330, 19435, 20280, 21620, 23322, 23829, 24440, 25944, 28106, 31096, 31772, 32430, 35880, 36660, 38870, 39715, 42159, 43240, 46644, 47658, 56212, 58305, 63544, 64860, 70265, 73320, 77740, 79430, 84318, 93288, 95316, 112424, 116610, 119145, 129720, 140530, 155480, 158860, 168636, 182689, 190632, 210795, 233220, 238290, 281060, 317720, 337272, 365378, 421590, 466440, 476580, 548067, 562120, 730756, 843180, 913445, 953160, 1096134, 1461512, 1686360, 1826890, 2192268, 2740335, 3653780, 4384536, 5480670, 7307560, 10961340, 21922680]

約数ペア:

[(1, 21922680), (2, 10961340), (3, 7307560), (4, 5480670), (5, 4384536), (6, 3653780), (8, 2740335), (10, 2192268), (12, 1826890), (13, 1686360), (15, 1461512), (20, 1096134), (23, 953160), (24, 913445), (26, 843180), (30, 730756), (39, 562120), (40, 548067), (46, 476580), (47, 466440), (52, 421590), (60, 365378), (65, 337272), (69, 317720), (78, 281060), (92, 238290), (94, 233220), (104, 210795), (115, 190632), (120, 182689), (130, 168636), (138, 158860), (141, 155480), (156, 140530), (169, 129720), (184, 119145), (188, 116610), (195, 112424), (230, 95316), (235, 93288), (260, 84318), (276, 79430), (282, 77740), (299, 73320), (312, 70265), (338, 64860), (345, 63544), (376, 58305), (390, 56212), (460, 47658), (470, 46644), (507, 43240), (520, 42159), (552, 39715), (564, 38870), (598, 36660), (611, 35880), (676, 32430), (690, 31772), (705, 31096), (780, 28106), (845, 25944), (897, 24440), (920, 23829), (940, 23322), (1014, 21620), (1081, 20280), (1128, 19435), (1196, 18330), (1222, 17940), (1352, 16215), (1380, 15886), (1410, 15548), (1495, 14664), (1560, 14053), (1690, 12972), (1794, 12220), (1833, 11960), (1880, 11661), (2028, 10810), (2162, 10140), (2392, 9165), (2444, 8970), (2535, 8648), (2760, 7943), (2820, 7774), (2990, 7332), (3055, 7176), (3243, 6760), (3380, 6486), (3588, 6110), (3666, 5980), (3887, 5640), (4056, 5405), (4324, 5070), (4485, 4888)]