31790460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 97796160

約数和(自身を除く): 66005700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 769, 780, 795, 1060, 1378, 1538, 1590, 2067, 2307, 2756, 3076, 3180, 3445, 3845, 4134, 4614, 6890, 7690, 8268, 9228, 9997, 10335, 11535, 13780, 15380, 19994, 20670, 23070, 29991, 39988, 40757, 41340, 46140, 49985, 59982, 81514, 99970, 119964, 122271, 149955, 163028, 199940, 203785, 244542, 299910, 407570, 489084, 529841, 599820, 611355, 815140, 1059682, 1222710, 1589523, 2119364, 2445420, 2649205, 3179046, 5298410, 6358092, 7947615, 10596820, 15895230, 31790460]

約数ペア:

[(1, 31790460), (2, 15895230), (3, 10596820), (4, 7947615), (5, 6358092), (6, 5298410), (10, 3179046), (12, 2649205), (13, 2445420), (15, 2119364), (20, 1589523), (26, 1222710), (30, 1059682), (39, 815140), (52, 611355), (53, 599820), (60, 529841), (65, 489084), (78, 407570), (106, 299910), (130, 244542), (156, 203785), (159, 199940), (195, 163028), (212, 149955), (260, 122271), (265, 119964), (318, 99970), (390, 81514), (530, 59982), (636, 49985), (689, 46140), (769, 41340), (780, 40757), (795, 39988), (1060, 29991), (1378, 23070), (1538, 20670), (1590, 19994), (2067, 15380), (2307, 13780), (2756, 11535), (3076, 10335), (3180, 9997), (3445, 9228), (3845, 8268), (4134, 7690), (4614, 6890)]