15415236

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 40832064

約数和(自身を除く): 25416828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 71, 74, 111, 142, 148, 163, 213, 222, 284, 326, 333, 426, 444, 489, 639, 652, 666, 852, 978, 1278, 1332, 1467, 1956, 2556, 2627, 2934, 5254, 5868, 6031, 7881, 10508, 11573, 12062, 15762, 18093, 23146, 23643, 24124, 31524, 34719, 36186, 46292, 47286, 54279, 69438, 72372, 94572, 104157, 108558, 138876, 208314, 217116, 416628, 428201, 856402, 1284603, 1712804, 2569206, 3853809, 5138412, 7707618, 15415236]

約数ペア:

[(1, 15415236), (2, 7707618), (3, 5138412), (4, 3853809), (6, 2569206), (9, 1712804), (12, 1284603), (18, 856402), (36, 428201), (37, 416628), (71, 217116), (74, 208314), (111, 138876), (142, 108558), (148, 104157), (163, 94572), (213, 72372), (222, 69438), (284, 54279), (326, 47286), (333, 46292), (426, 36186), (444, 34719), (489, 31524), (639, 24124), (652, 23643), (666, 23146), (852, 18093), (978, 15762), (1278, 12062), (1332, 11573), (1467, 10508), (1956, 7881), (2556, 6031), (2627, 5868), (2934, 5254)]