289326540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{54181}}^1$

素因数の和:54282

約数の個数: 48

約数和(自身を含む): 819231840

約数和(自身を除く): 529905300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 54181, 108362, 162543, 216724, 270905, 325086, 541810, 650172, 812715, 1083620, 1625430, 3250860, 4822109, 9644218, 14466327, 19288436, 24110545, 28932654, 48221090, 57865308, 72331635, 96442180, 144663270, 289326540]

約数ペア:

[(1, 289326540), (2, 144663270), (3, 96442180), (4, 72331635), (5, 57865308), (6, 48221090), (10, 28932654), (12, 24110545), (15, 19288436), (20, 14466327), (30, 9644218), (60, 4822109), (89, 3250860), (178, 1625430), (267, 1083620), (356, 812715), (445, 650172), (534, 541810), (890, 325086), (1068, 270905), (1335, 216724), (1780, 162543), (2670, 108362), (5340, 54181)]