30780454920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{378883}}^1$

素因数の和:379574

約数の個数: 64

約数和(自身を含む): 92478006720

約数和(自身を除く): 61697551800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677, 1354, 2031, 2708, 3385, 4062, 5416, 6770, 8124, 10155, 13540, 16248, 20310, 27080, 40620, 81240, 378883, 757766, 1136649, 1515532, 1894415, 2273298, 3031064, 3788830, 4546596, 5683245, 7577660, 9093192, 11366490, 15155320, 22732980, 45465960, 256503791, 513007582, 769511373, 1026015164, 1282518955, 1539022746, 2052030328, 2565037910, 3078045492, 3847556865, 5130075820, 6156090984, 7695113730, 10260151640, 15390227460, 30780454920]

約数ペア:

[(1, 30780454920), (2, 15390227460), (3, 10260151640), (4, 7695113730), (5, 6156090984), (6, 5130075820), (8, 3847556865), (10, 3078045492), (12, 2565037910), (15, 2052030328), (20, 1539022746), (24, 1282518955), (30, 1026015164), (40, 769511373), (60, 513007582), (120, 256503791), (677, 45465960), (1354, 22732980), (2031, 15155320), (2708, 11366490), (3385, 9093192), (4062, 7577660), (5416, 5683245), (6770, 4546596), (8124, 3788830), (10155, 3031064), (13540, 2273298), (16248, 1894415), (20310, 1515532), (27080, 1136649), (40620, 757766), (81240, 378883)]