304815680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1636

約数の個数: 112

約数和(自身を含む): 798819840

約数和(自身を除く): 494004160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 320, 376, 416, 470, 520, 611, 752, 832, 940, 1040, 1222, 1504, 1559, 1880, 2080, 2444, 3008, 3055, 3118, 3760, 4160, 4888, 6110, 6236, 7520, 7795, 9776, 12220, 12472, 15040, 15590, 19552, 20267, 24440, 24944, 31180, 39104, 40534, 48880, 49888, 62360, 73273, 81068, 97760, 99776, 101335, 124720, 146546, 162136, 195520, 202670, 249440, 293092, 324272, 366365, 405340, 498880, 586184, 648544, 732730, 810680, 952549, 1172368, 1297088, 1465460, 1621360, 1905098, 2344736, 2930920, 3242720, 3810196, 4689472, 4762745, 5861840, 6485440, 7620392, 9525490, 11723680, 15240784, 19050980, 23447360, 30481568, 38101960, 60963136, 76203920, 152407840, 304815680]

約数ペア:

[(1, 304815680), (2, 152407840), (4, 76203920), (5, 60963136), (8, 38101960), (10, 30481568), (13, 23447360), (16, 19050980), (20, 15240784), (26, 11723680), (32, 9525490), (40, 7620392), (47, 6485440), (52, 5861840), (64, 4762745), (65, 4689472), (80, 3810196), (94, 3242720), (104, 2930920), (130, 2344736), (160, 1905098), (188, 1621360), (208, 1465460), (235, 1297088), (260, 1172368), (320, 952549), (376, 810680), (416, 732730), (470, 648544), (520, 586184), (611, 498880), (752, 405340), (832, 366365), (940, 324272), (1040, 293092), (1222, 249440), (1504, 202670), (1559, 195520), (1880, 162136), (2080, 146546), (2444, 124720), (3008, 101335), (3055, 99776), (3118, 97760), (3760, 81068), (4160, 73273), (4888, 62360), (6110, 49888), (6236, 48880), (7520, 40534), (7795, 39104), (9776, 31180), (12220, 24944), (12472, 24440), (15040, 20267), (15590, 19552)]