438633520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11399}}^1$

素因数の和:11462

約数の個数: 80

約数和(自身を含む): 1128052800

約数和(自身を除く): 689419280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 9620, 11399, 19240, 22798, 38480, 45596, 56995, 91192, 113990, 148187, 182384, 227980, 296374, 421763, 455960, 592748, 740935, 843526, 911920, 1185496, 1481870, 1687052, 2108815, 2370992, 2963740, 3374104, 4217630, 5482919, 5927480, 6748208, 8435260, 10965838, 11854960, 16870520, 21931676, 27414595, 33741040, 43863352, 54829190, 87726704, 109658380, 219316760, 438633520]

約数ペア:

[(1, 438633520), (2, 219316760), (4, 109658380), (5, 87726704), (8, 54829190), (10, 43863352), (13, 33741040), (16, 27414595), (20, 21931676), (26, 16870520), (37, 11854960), (40, 10965838), (52, 8435260), (65, 6748208), (74, 5927480), (80, 5482919), (104, 4217630), (130, 3374104), (148, 2963740), (185, 2370992), (208, 2108815), (260, 1687052), (296, 1481870), (370, 1185496), (481, 911920), (520, 843526), (592, 740935), (740, 592748), (962, 455960), (1040, 421763), (1480, 296374), (1924, 227980), (2405, 182384), (2960, 148187), (3848, 113990), (4810, 91192), (7696, 56995), (9620, 45596), (11399, 38480), (19240, 22798)]