72546840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{22391}}^1$

素因数の和:22414

約数の個数: 80

約数和(自身を含む): 243848880

約数和(自身を除く): 171302040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 22391, 44782, 67173, 89564, 111955, 134346, 179128, 201519, 223910, 268692, 335865, 403038, 447820, 537384, 604557, 671730, 806076, 895640, 1007595, 1209114, 1343460, 1612152, 1813671, 2015190, 2418228, 2686920, 3022785, 3627342, 4030380, 4836456, 6045570, 7254684, 8060760, 9068355, 12091140, 14509368, 18136710, 24182280, 36273420, 72546840]

約数ペア:

[(1, 72546840), (2, 36273420), (3, 24182280), (4, 18136710), (5, 14509368), (6, 12091140), (8, 9068355), (9, 8060760), (10, 7254684), (12, 6045570), (15, 4836456), (18, 4030380), (20, 3627342), (24, 3022785), (27, 2686920), (30, 2418228), (36, 2015190), (40, 1813671), (45, 1612152), (54, 1343460), (60, 1209114), (72, 1007595), (81, 895640), (90, 806076), (108, 671730), (120, 604557), (135, 537384), (162, 447820), (180, 403038), (216, 335865), (270, 268692), (324, 223910), (360, 201519), (405, 179128), (540, 134346), (648, 111955), (810, 89564), (1080, 67173), (1620, 44782), (3240, 22391)]