65505120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 142062240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 239, 240, 478, 480, 571, 717, 956, 1142, 1195, 1434, 1713, 1912, 2284, 2390, 2855, 2868, 3426, 3585, 3824, 4568, 4780, 5710, 5736, 6852, 7170, 7648, 8565, 9136, 9560, 11420, 11472, 13704, 14340, 17130, 18272, 19120, 22840, 22944, 27408, 28680, 34260, 38240, 45680, 54816, 57360, 68520, 91360, 114720, 136469, 137040, 272938, 274080, 409407, 545876, 682345, 818814, 1091752, 1364690, 1637628, 2047035, 2183504, 2729380, 3275256, 4094070, 4367008, 5458760, 6550512, 8188140, 10917520, 13101024, 16376280, 21835040, 32752560, 65505120]

約数ペア:

[(1, 65505120), (2, 32752560), (3, 21835040), (4, 16376280), (5, 13101024), (6, 10917520), (8, 8188140), (10, 6550512), (12, 5458760), (15, 4367008), (16, 4094070), (20, 3275256), (24, 2729380), (30, 2183504), (32, 2047035), (40, 1637628), (48, 1364690), (60, 1091752), (80, 818814), (96, 682345), (120, 545876), (160, 409407), (239, 274080), (240, 272938), (478, 137040), (480, 136469), (571, 114720), (717, 91360), (956, 68520), (1142, 57360), (1195, 54816), (1434, 45680), (1713, 38240), (1912, 34260), (2284, 28680), (2390, 27408), (2855, 22944), (2868, 22840), (3426, 19120), (3585, 18272), (3824, 17130), (4568, 14340), (4780, 13704), (5710, 11472), (5736, 11420), (6852, 9560), (7170, 9136), (7648, 8565)]