2720250

素因数分解:

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

素因数の和:70

約数の個数: 128

約数和(自身を含む): 8386560

約数和(自身を除く): 5666310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 31, 39, 45, 50, 54, 62, 65, 75, 78, 90, 93, 117, 125, 130, 135, 150, 155, 186, 195, 225, 234, 250, 270, 279, 310, 325, 351, 375, 390, 403, 450, 465, 558, 585, 650, 675, 702, 750, 775, 806, 837, 930, 975, 1125, 1170, 1209, 1350, 1395, 1550, 1625, 1674, 1755, 1950, 2015, 2250, 2325, 2418, 2790, 2925, 3250, 3375, 3510, 3627, 3875, 4030, 4185, 4650, 4875, 5850, 6045, 6750, 6975, 7254, 7750, 8370, 8775, 9750, 10075, 10881, 11625, 12090, 13950, 14625, 17550, 18135, 20150, 20925, 21762, 23250, 29250, 30225, 34875, 36270, 41850, 43875, 50375, 54405, 60450, 69750, 87750, 90675, 100750, 104625, 108810, 151125, 181350, 209250, 272025, 302250, 453375, 544050, 906750, 1360125, 2720250]

約数ペア:

[(1, 2720250), (2, 1360125), (3, 906750), (5, 544050), (6, 453375), (9, 302250), (10, 272025), (13, 209250), (15, 181350), (18, 151125), (25, 108810), (26, 104625), (27, 100750), (30, 90675), (31, 87750), (39, 69750), (45, 60450), (50, 54405), (54, 50375), (62, 43875), (65, 41850), (75, 36270), (78, 34875), (90, 30225), (93, 29250), (117, 23250), (125, 21762), (130, 20925), (135, 20150), (150, 18135), (155, 17550), (186, 14625), (195, 13950), (225, 12090), (234, 11625), (250, 10881), (270, 10075), (279, 9750), (310, 8775), (325, 8370), (351, 7750), (375, 7254), (390, 6975), (403, 6750), (450, 6045), (465, 5850), (558, 4875), (585, 4650), (650, 4185), (675, 4030), (702, 3875), (750, 3627), (775, 3510), (806, 3375), (837, 3250), (930, 2925), (975, 2790), (1125, 2418), (1170, 2325), (1209, 2250), (1350, 2015), (1395, 1950), (1550, 1755), (1625, 1674)]