72411020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 170629200

約数和(自身を除く): 98218180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 149, 188, 220, 235, 298, 470, 517, 596, 745, 940, 1034, 1490, 1639, 2068, 2209, 2585, 2980, 3278, 4418, 5170, 6556, 7003, 8195, 8836, 10340, 11045, 14006, 16390, 22090, 24299, 28012, 32780, 35015, 44180, 48598, 70030, 77033, 97196, 121495, 140060, 154066, 242990, 308132, 329141, 385165, 485980, 658282, 770330, 1316564, 1540660, 1645705, 3291410, 3620551, 6582820, 7241102, 14482204, 18102755, 36205510, 72411020]

約数ペア:

[(1, 72411020), (2, 36205510), (4, 18102755), (5, 14482204), (10, 7241102), (11, 6582820), (20, 3620551), (22, 3291410), (44, 1645705), (47, 1540660), (55, 1316564), (94, 770330), (110, 658282), (149, 485980), (188, 385165), (220, 329141), (235, 308132), (298, 242990), (470, 154066), (517, 140060), (596, 121495), (745, 97196), (940, 77033), (1034, 70030), (1490, 48598), (1639, 44180), (2068, 35015), (2209, 32780), (2585, 28012), (2980, 24299), (3278, 22090), (4418, 16390), (5170, 14006), (6556, 11045), (7003, 10340), (8195, 8836)]