28181670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 79626240

約数和(自身を除く): 51444570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 47, 55, 66, 69, 79, 94, 110, 115, 138, 141, 158, 165, 230, 235, 237, 253, 282, 330, 345, 395, 470, 474, 506, 517, 690, 705, 759, 790, 869, 1034, 1081, 1185, 1265, 1410, 1518, 1551, 1738, 1817, 2162, 2370, 2530, 2585, 2607, 3102, 3243, 3634, 3713, 3795, 4345, 5170, 5214, 5405, 5451, 6486, 7426, 7590, 7755, 8690, 9085, 10810, 10902, 11139, 11891, 13035, 15510, 16215, 18170, 18565, 19987, 22278, 23782, 26070, 27255, 32430, 35673, 37130, 39974, 40843, 54510, 55695, 59455, 59961, 71346, 81686, 85399, 99935, 111390, 118910, 119922, 122529, 170798, 178365, 199870, 204215, 245058, 256197, 299805, 356730, 408430, 426995, 512394, 599610, 612645, 853990, 939389, 1225290, 1280985, 1878778, 2561970, 2818167, 4696945, 5636334, 9393890, 14090835, 28181670]

約数ペア:

[(1, 28181670), (2, 14090835), (3, 9393890), (5, 5636334), (6, 4696945), (10, 2818167), (11, 2561970), (15, 1878778), (22, 1280985), (23, 1225290), (30, 939389), (33, 853990), (46, 612645), (47, 599610), (55, 512394), (66, 426995), (69, 408430), (79, 356730), (94, 299805), (110, 256197), (115, 245058), (138, 204215), (141, 199870), (158, 178365), (165, 170798), (230, 122529), (235, 119922), (237, 118910), (253, 111390), (282, 99935), (330, 85399), (345, 81686), (395, 71346), (470, 59961), (474, 59455), (506, 55695), (517, 54510), (690, 40843), (705, 39974), (759, 37130), (790, 35673), (869, 32430), (1034, 27255), (1081, 26070), (1185, 23782), (1265, 22278), (1410, 19987), (1518, 18565), (1551, 18170), (1738, 16215), (1817, 15510), (2162, 13035), (2370, 11891), (2530, 11139), (2585, 10902), (2607, 10810), (3102, 9085), (3243, 8690), (3634, 7755), (3713, 7590), (3795, 7426), (4345, 6486), (5170, 5451), (5214, 5405)]