78984120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15307}}^1$

素因数の和:15364

約数の個数: 64

約数和(自身を含む): 242478720

約数和(自身を除く): 163494600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 15307, 30614, 45921, 61228, 76535, 91842, 122456, 153070, 183684, 229605, 306140, 367368, 459210, 612280, 658201, 918420, 1316402, 1836840, 1974603, 2632804, 3291005, 3949206, 5265608, 6582010, 7898412, 9873015, 13164020, 15796824, 19746030, 26328040, 39492060, 78984120]

約数ペア:

[(1, 78984120), (2, 39492060), (3, 26328040), (4, 19746030), (5, 15796824), (6, 13164020), (8, 9873015), (10, 7898412), (12, 6582010), (15, 5265608), (20, 3949206), (24, 3291005), (30, 2632804), (40, 1974603), (43, 1836840), (60, 1316402), (86, 918420), (120, 658201), (129, 612280), (172, 459210), (215, 367368), (258, 306140), (344, 229605), (430, 183684), (516, 153070), (645, 122456), (860, 91842), (1032, 76535), (1290, 61228), (1720, 45921), (2580, 30614), (5160, 15307)]