7999380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2373

約数の個数: 72

約数和(自身を含む): 25552800

約数和(自身を除く): 17553420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2339, 3420, 4678, 7017, 9356, 11695, 14034, 21051, 23390, 28068, 35085, 42102, 44441, 46780, 70170, 84204, 88882, 105255, 133323, 140340, 177764, 210510, 222205, 266646, 399969, 421020, 444410, 533292, 666615, 799938, 888820, 1333230, 1599876, 1999845, 2666460, 3999690, 7999380]

約数ペア:

[(1, 7999380), (2, 3999690), (3, 2666460), (4, 1999845), (5, 1599876), (6, 1333230), (9, 888820), (10, 799938), (12, 666615), (15, 533292), (18, 444410), (19, 421020), (20, 399969), (30, 266646), (36, 222205), (38, 210510), (45, 177764), (57, 140340), (60, 133323), (76, 105255), (90, 88882), (95, 84204), (114, 70170), (171, 46780), (180, 44441), (190, 42102), (228, 35085), (285, 28068), (342, 23390), (380, 21051), (570, 14034), (684, 11695), (855, 9356), (1140, 7017), (1710, 4678), (2339, 3420)]