78906720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3823}}^1$

素因数の和:3884

約数の個数: 96

約数和(自身を含む): 254403072

約数和(自身を除く): 175496352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 160, 172, 215, 240, 258, 344, 430, 480, 516, 645, 688, 860, 1032, 1290, 1376, 1720, 2064, 2580, 3440, 3823, 4128, 5160, 6880, 7646, 10320, 11469, 15292, 19115, 20640, 22938, 30584, 38230, 45876, 57345, 61168, 76460, 91752, 114690, 122336, 152920, 164389, 183504, 229380, 305840, 328778, 367008, 458760, 493167, 611680, 657556, 821945, 917520, 986334, 1315112, 1643890, 1835040, 1972668, 2465835, 2630224, 3287780, 3945336, 4931670, 5260448, 6575560, 7890672, 9863340, 13151120, 15781344, 19726680, 26302240, 39453360, 78906720]

約数ペア:

[(1, 78906720), (2, 39453360), (3, 26302240), (4, 19726680), (5, 15781344), (6, 13151120), (8, 9863340), (10, 7890672), (12, 6575560), (15, 5260448), (16, 4931670), (20, 3945336), (24, 3287780), (30, 2630224), (32, 2465835), (40, 1972668), (43, 1835040), (48, 1643890), (60, 1315112), (80, 986334), (86, 917520), (96, 821945), (120, 657556), (129, 611680), (160, 493167), (172, 458760), (215, 367008), (240, 328778), (258, 305840), (344, 229380), (430, 183504), (480, 164389), (516, 152920), (645, 122336), (688, 114690), (860, 91752), (1032, 76460), (1290, 61168), (1376, 57345), (1720, 45876), (2064, 38230), (2580, 30584), (3440, 22938), (3823, 20640), (4128, 19115), (5160, 15292), (6880, 11469), (7646, 10320)]