68872580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 175440384

約数和(自身を除く): 106567804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 73, 92, 115, 140, 146, 161, 230, 292, 293, 322, 365, 460, 511, 586, 644, 730, 805, 1022, 1172, 1460, 1465, 1610, 1679, 2044, 2051, 2555, 2930, 3220, 3358, 4102, 5110, 5860, 6716, 6739, 8204, 8395, 10220, 10255, 11753, 13478, 16790, 20510, 21389, 23506, 26956, 33580, 33695, 41020, 42778, 47012, 47173, 58765, 67390, 85556, 94346, 106945, 117530, 134780, 149723, 188692, 213890, 235060, 235865, 299446, 427780, 471730, 491947, 598892, 748615, 943460, 983894, 1497230, 1967788, 2459735, 2994460, 3443629, 4919470, 6887258, 9838940, 13774516, 17218145, 34436290, 68872580]

約数ペア:

[(1, 68872580), (2, 34436290), (4, 17218145), (5, 13774516), (7, 9838940), (10, 6887258), (14, 4919470), (20, 3443629), (23, 2994460), (28, 2459735), (35, 1967788), (46, 1497230), (70, 983894), (73, 943460), (92, 748615), (115, 598892), (140, 491947), (146, 471730), (161, 427780), (230, 299446), (292, 235865), (293, 235060), (322, 213890), (365, 188692), (460, 149723), (511, 134780), (586, 117530), (644, 106945), (730, 94346), (805, 85556), (1022, 67390), (1172, 58765), (1460, 47173), (1465, 47012), (1610, 42778), (1679, 41020), (2044, 33695), (2051, 33580), (2555, 26956), (2930, 23506), (3220, 21389), (3358, 20510), (4102, 16790), (5110, 13478), (5860, 11753), (6716, 10255), (6739, 10220), (8204, 8395)]