15188220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4441}}^1$

素因数の和:4475

約数の個数: 72

約数和(自身を含む): 48506640

約数和(自身を除く): 33318420

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, 3420, 4441, 8882, 13323, 17764, 22205, 26646, 39969, 44410, 53292, 66615, 79938, 84379, 88820, 133230, 159876, 168758, 199845, 253137, 266460, 337516, 399690, 421895, 506274, 759411, 799380, 843790, 1012548, 1265685, 1518822, 1687580, 2531370, 3037644, 3797055, 5062740, 7594110, 15188220]

約数ペア:

[(1, 15188220), (2, 7594110), (3, 5062740), (4, 3797055), (5, 3037644), (6, 2531370), (9, 1687580), (10, 1518822), (12, 1265685), (15, 1012548), (18, 843790), (19, 799380), (20, 759411), (30, 506274), (36, 421895), (38, 399690), (45, 337516), (57, 266460), (60, 253137), (76, 199845), (90, 168758), (95, 159876), (114, 133230), (171, 88820), (180, 84379), (190, 79938), (228, 66615), (285, 53292), (342, 44410), (380, 39969), (570, 26646), (684, 22205), (855, 17764), (1140, 13323), (1710, 8882), (3420, 4441)]