64933020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2389}}^1$

素因数の和:2555

約数の個数: 72

約数和(自身を含む): 198350880

約数和(自身を除く): 133417860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2389, 2718, 3020, 4530, 4778, 5436, 6795, 7167, 9060, 9556, 11945, 13590, 14334, 21501, 23890, 27180, 28668, 35835, 43002, 47780, 71670, 86004, 107505, 143340, 215010, 360739, 430020, 721478, 1082217, 1442956, 1803695, 2164434, 3246651, 3607390, 4328868, 5411085, 6493302, 7214780, 10822170, 12986604, 16233255, 21644340, 32466510, 64933020]

約数ペア:

[(1, 64933020), (2, 32466510), (3, 21644340), (4, 16233255), (5, 12986604), (6, 10822170), (9, 7214780), (10, 6493302), (12, 5411085), (15, 4328868), (18, 3607390), (20, 3246651), (30, 2164434), (36, 1803695), (45, 1442956), (60, 1082217), (90, 721478), (151, 430020), (180, 360739), (302, 215010), (453, 143340), (604, 107505), (755, 86004), (906, 71670), (1359, 47780), (1510, 43002), (1812, 35835), (2265, 28668), (2389, 27180), (2718, 23890), (3020, 21501), (4530, 14334), (4778, 13590), (5436, 11945), (6795, 9556), (7167, 9060)]