230342040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{639839}}^1$

素因数の和:639856

約数の個数: 48

約数和(自身を含む): 748612800

約数和(自身を除く): 518270760

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, 639839, 1279678, 1919517, 2559356, 3199195, 3839034, 5118712, 5758551, 6398390, 7678068, 9597585, 11517102, 12796780, 15356136, 19195170, 23034204, 25593560, 28792755, 38390340, 46068408, 57585510, 76780680, 115171020, 230342040]

約数ペア:

[(1, 230342040), (2, 115171020), (3, 76780680), (4, 57585510), (5, 46068408), (6, 38390340), (8, 28792755), (9, 25593560), (10, 23034204), (12, 19195170), (15, 15356136), (18, 12796780), (20, 11517102), (24, 9597585), (30, 7678068), (36, 6398390), (40, 5758551), (45, 5118712), (60, 3839034), (72, 3199195), (90, 2559356), (120, 1919517), (180, 1279678), (360, 639839)]