31361460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1353

約数の個数: 96

約数和(自身を含む): 97692672

約数和(自身を除く): 66331212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1297, 1612, 1860, 2015, 2418, 2594, 3891, 4030, 4836, 5188, 6045, 6485, 7782, 8060, 12090, 12970, 15564, 16861, 19455, 24180, 25940, 33722, 38910, 40207, 50583, 67444, 77820, 80414, 84305, 101166, 120621, 160828, 168610, 201035, 202332, 241242, 252915, 337220, 402070, 482484, 505830, 522691, 603105, 804140, 1011660, 1045382, 1206210, 1568073, 2090764, 2412420, 2613455, 3136146, 5226910, 6272292, 7840365, 10453820, 15680730, 31361460]

約数ペア:

[(1, 31361460), (2, 15680730), (3, 10453820), (4, 7840365), (5, 6272292), (6, 5226910), (10, 3136146), (12, 2613455), (13, 2412420), (15, 2090764), (20, 1568073), (26, 1206210), (30, 1045382), (31, 1011660), (39, 804140), (52, 603105), (60, 522691), (62, 505830), (65, 482484), (78, 402070), (93, 337220), (124, 252915), (130, 241242), (155, 202332), (156, 201035), (186, 168610), (195, 160828), (260, 120621), (310, 101166), (372, 84305), (390, 80414), (403, 77820), (465, 67444), (620, 50583), (780, 40207), (806, 38910), (930, 33722), (1209, 25940), (1297, 24180), (1612, 19455), (1860, 16861), (2015, 15564), (2418, 12970), (2594, 12090), (3891, 8060), (4030, 7782), (4836, 6485), (5188, 6045)]