28029240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 96964560

約数和(自身を除く): 68935320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 211, 216, 246, 270, 324, 328, 360, 369, 405, 410, 422, 492, 540, 615, 633, 648, 738, 810, 820, 844, 984, 1055, 1080, 1107, 1230, 1266, 1476, 1620, 1640, 1688, 1845, 1899, 2110, 2214, 2460, 2532, 2952, 3165, 3240, 3321, 3690, 3798, 4220, 4428, 4920, 5064, 5535, 5697, 6330, 6642, 7380, 7596, 8440, 8651, 8856, 9495, 11070, 11394, 12660, 13284, 14760, 15192, 16605, 17091, 17302, 18990, 22140, 22788, 25320, 25953, 26568, 28485, 33210, 34182, 34604, 37980, 43255, 44280, 45576, 51906, 56970, 66420, 68364, 69208, 75960, 77859, 85455, 86510, 103812, 113940, 129765, 132840, 136728, 155718, 170910, 173020, 207624, 227880, 233577, 259530, 311436, 341820, 346040, 389295, 467154, 519060, 622872, 683640, 700731, 778590, 934308, 1038120, 1167885, 1401462, 1557180, 1868616, 2335770, 2802924, 3114360, 3503655, 4671540, 5605848, 7007310, 9343080, 14014620, 28029240]

約数ペア:

[(1, 28029240), (2, 14014620), (3, 9343080), (4, 7007310), (5, 5605848), (6, 4671540), (8, 3503655), (9, 3114360), (10, 2802924), (12, 2335770), (15, 1868616), (18, 1557180), (20, 1401462), (24, 1167885), (27, 1038120), (30, 934308), (36, 778590), (40, 700731), (41, 683640), (45, 622872), (54, 519060), (60, 467154), (72, 389295), (81, 346040), (82, 341820), (90, 311436), (108, 259530), (120, 233577), (123, 227880), (135, 207624), (162, 173020), (164, 170910), (180, 155718), (205, 136728), (211, 132840), (216, 129765), (246, 113940), (270, 103812), (324, 86510), (328, 85455), (360, 77859), (369, 75960), (405, 69208), (410, 68364), (422, 66420), (492, 56970), (540, 51906), (615, 45576), (633, 44280), (648, 43255), (738, 37980), (810, 34604), (820, 34182), (844, 33210), (984, 28485), (1055, 26568), (1080, 25953), (1107, 25320), (1230, 22788), (1266, 22140), (1476, 18990), (1620, 17302), (1640, 17091), (1688, 16605), (1845, 15192), (1899, 14760), (2110, 13284), (2214, 12660), (2460, 11394), (2532, 11070), (2952, 9495), (3165, 8856), (3240, 8651), (3321, 8440), (3690, 7596), (3798, 7380), (4220, 6642), (4428, 6330), (4920, 5697), (5064, 5535)]