1402440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 4838400

約数和(自身を除く): 3435960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 31, 39, 40, 52, 58, 60, 62, 65, 78, 87, 93, 104, 116, 120, 124, 130, 145, 155, 156, 174, 186, 195, 232, 248, 260, 290, 310, 312, 348, 372, 377, 390, 403, 435, 465, 520, 580, 620, 696, 744, 754, 780, 806, 870, 899, 930, 1131, 1160, 1209, 1240, 1508, 1560, 1612, 1740, 1798, 1860, 1885, 2015, 2262, 2418, 2697, 3016, 3224, 3480, 3596, 3720, 3770, 4030, 4495, 4524, 4836, 5394, 5655, 6045, 7192, 7540, 8060, 8990, 9048, 9672, 10788, 11310, 11687, 12090, 13485, 15080, 16120, 17980, 21576, 22620, 23374, 24180, 26970, 35061, 35960, 45240, 46748, 48360, 53940, 58435, 70122, 93496, 107880, 116870, 140244, 175305, 233740, 280488, 350610, 467480, 701220, 1402440]

約数ペア:

[(1, 1402440), (2, 701220), (3, 467480), (4, 350610), (5, 280488), (6, 233740), (8, 175305), (10, 140244), (12, 116870), (13, 107880), (15, 93496), (20, 70122), (24, 58435), (26, 53940), (29, 48360), (30, 46748), (31, 45240), (39, 35960), (40, 35061), (52, 26970), (58, 24180), (60, 23374), (62, 22620), (65, 21576), (78, 17980), (87, 16120), (93, 15080), (104, 13485), (116, 12090), (120, 11687), (124, 11310), (130, 10788), (145, 9672), (155, 9048), (156, 8990), (174, 8060), (186, 7540), (195, 7192), (232, 6045), (248, 5655), (260, 5394), (290, 4836), (310, 4524), (312, 4495), (348, 4030), (372, 3770), (377, 3720), (390, 3596), (403, 3480), (435, 3224), (465, 3016), (520, 2697), (580, 2418), (620, 2262), (696, 2015), (744, 1885), (754, 1860), (780, 1798), (806, 1740), (870, 1612), (899, 1560), (930, 1508), (1131, 1240), (1160, 1209)]