213146460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1913}}^1$

素因数の和:2547

約数の個数: 72

約数和(自身を含む): 647927280

約数和(自身を除く): 434780820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 619, 1238, 1857, 1913, 2476, 3095, 3714, 3826, 5571, 5739, 6190, 7428, 7652, 9285, 9565, 11142, 11478, 12380, 17217, 18570, 19130, 22284, 22956, 27855, 28695, 34434, 37140, 38260, 55710, 57390, 68868, 86085, 111420, 114780, 172170, 344340, 1184147, 2368294, 3552441, 4736588, 5920735, 7104882, 10657323, 11841470, 14209764, 17762205, 21314646, 23682940, 35524410, 42629292, 53286615, 71048820, 106573230, 213146460]

約数ペア:

[(1, 213146460), (2, 106573230), (3, 71048820), (4, 53286615), (5, 42629292), (6, 35524410), (9, 23682940), (10, 21314646), (12, 17762205), (15, 14209764), (18, 11841470), (20, 10657323), (30, 7104882), (36, 5920735), (45, 4736588), (60, 3552441), (90, 2368294), (180, 1184147), (619, 344340), (1238, 172170), (1857, 114780), (1913, 111420), (2476, 86085), (3095, 68868), (3714, 57390), (3826, 55710), (5571, 38260), (5739, 37140), (6190, 34434), (7428, 28695), (7652, 27855), (9285, 22956), (9565, 22284), (11142, 19130), (11478, 18570), (12380, 17217)]