139820760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{388391}}^1$

素因数の和:388408

約数の個数: 48

約数和(自身を含む): 454418640

約数和(自身を除く): 314597880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 388391, 776782, 1165173, 1553564, 1941955, 2330346, 3107128, 3495519, 3883910, 4660692, 5825865, 6991038, 7767820, 9321384, 11651730, 13982076, 15535640, 17477595, 23303460, 27964152, 34955190, 46606920, 69910380, 139820760]

約数ペア:

[(1, 139820760), (2, 69910380), (3, 46606920), (4, 34955190), (5, 27964152), (6, 23303460), (8, 17477595), (9, 15535640), (10, 13982076), (12, 11651730), (15, 9321384), (18, 7767820), (20, 6991038), (24, 5825865), (30, 4660692), (36, 3883910), (40, 3495519), (45, 3107128), (60, 2330346), (72, 1941955), (90, 1553564), (120, 1165173), (180, 776782), (360, 388391)]