427721520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1782173}}^1$

素因数の和:1782189

約数の個数: 40

約数和(自身を含む): 1325937456

約数和(自身を除く): 898215936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1782173, 3564346, 5346519, 7128692, 8910865, 10693038, 14257384, 17821730, 21386076, 26732595, 28514768, 35643460, 42772152, 53465190, 71286920, 85544304, 106930380, 142573840, 213860760, 427721520]

約数ペア:

[(1, 427721520), (2, 213860760), (3, 142573840), (4, 106930380), (5, 85544304), (6, 71286920), (8, 53465190), (10, 42772152), (12, 35643460), (15, 28514768), (16, 26732595), (20, 21386076), (24, 17821730), (30, 14257384), (40, 10693038), (48, 8910865), (60, 7128692), (80, 5346519), (120, 3564346), (240, 1782173)]