1491038360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{59833}}^1$

素因数の和:59940

約数の個数: 64

約数和(自身を含む): 3877243200

約数和(自身を除く): 2386204840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 12460, 24920, 59833, 119666, 239332, 299165, 418831, 478664, 598330, 837662, 1196660, 1675324, 2094155, 2393320, 3350648, 4188310, 5325137, 8376620, 10650274, 16753240, 21300548, 26625685, 37275959, 42601096, 53251370, 74551918, 106502740, 149103836, 186379795, 213005480, 298207672, 372759590, 745519180, 1491038360]

約数ペア:

[(1, 1491038360), (2, 745519180), (4, 372759590), (5, 298207672), (7, 213005480), (8, 186379795), (10, 149103836), (14, 106502740), (20, 74551918), (28, 53251370), (35, 42601096), (40, 37275959), (56, 26625685), (70, 21300548), (89, 16753240), (140, 10650274), (178, 8376620), (280, 5325137), (356, 4188310), (445, 3350648), (623, 2393320), (712, 2094155), (890, 1675324), (1246, 1196660), (1780, 837662), (2492, 598330), (3115, 478664), (3560, 418831), (4984, 299165), (6230, 239332), (12460, 119666), (24920, 59833)]