79996860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1259}}^1$

素因数の和:1627

約数の個数: 72

約数和(自身を含む): 243537840

約数和(自身を除く): 163540980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1259, 1412, 1765, 2118, 2518, 3177, 3530, 3777, 4236, 5036, 5295, 6295, 6354, 7060, 7554, 10590, 11331, 12590, 12708, 15108, 15885, 18885, 21180, 22662, 25180, 31770, 37770, 45324, 56655, 63540, 75540, 113310, 226620, 444427, 888854, 1333281, 1777708, 2222135, 2666562, 3999843, 4444270, 5333124, 6666405, 7999686, 8888540, 13332810, 15999372, 19999215, 26665620, 39998430, 79996860]

約数ペア:

[(1, 79996860), (2, 39998430), (3, 26665620), (4, 19999215), (5, 15999372), (6, 13332810), (9, 8888540), (10, 7999686), (12, 6666405), (15, 5333124), (18, 4444270), (20, 3999843), (30, 2666562), (36, 2222135), (45, 1777708), (60, 1333281), (90, 888854), (180, 444427), (353, 226620), (706, 113310), (1059, 75540), (1259, 63540), (1412, 56655), (1765, 45324), (2118, 37770), (2518, 31770), (3177, 25180), (3530, 22662), (3777, 21180), (4236, 18885), (5036, 15885), (5295, 15108), (6295, 12708), (6354, 12590), (7060, 11331), (7554, 10590)]