80189280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:493

約数の個数: 144

約数和(自身を含む): 275970240

約数和(自身を除く): 195780960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 233, 239, 240, 288, 360, 466, 478, 480, 699, 717, 720, 932, 956, 1165, 1195, 1398, 1434, 1440, 1864, 1912, 2097, 2151, 2330, 2390, 2796, 2868, 3495, 3585, 3728, 3824, 4194, 4302, 4660, 4780, 5592, 5736, 6990, 7170, 7456, 7648, 8388, 8604, 9320, 9560, 10485, 10755, 11184, 11472, 13980, 14340, 16776, 17208, 18640, 19120, 20970, 21510, 22368, 22944, 27960, 28680, 33552, 34416, 37280, 38240, 41940, 43020, 55687, 55920, 57360, 67104, 68832, 83880, 86040, 111374, 111840, 114720, 167061, 167760, 172080, 222748, 278435, 334122, 335520, 344160, 445496, 501183, 556870, 668244, 835305, 890992, 1002366, 1113740, 1336488, 1670610, 1781984, 2004732, 2227480, 2505915, 2672976, 3341220, 4009464, 4454960, 5011830, 5345952, 6682440, 8018928, 8909920, 10023660, 13364880, 16037856, 20047320, 26729760, 40094640, 80189280]

約数ペア:

[(1, 80189280), (2, 40094640), (3, 26729760), (4, 20047320), (5, 16037856), (6, 13364880), (8, 10023660), (9, 8909920), (10, 8018928), (12, 6682440), (15, 5345952), (16, 5011830), (18, 4454960), (20, 4009464), (24, 3341220), (30, 2672976), (32, 2505915), (36, 2227480), (40, 2004732), (45, 1781984), (48, 1670610), (60, 1336488), (72, 1113740), (80, 1002366), (90, 890992), (96, 835305), (120, 668244), (144, 556870), (160, 501183), (180, 445496), (233, 344160), (239, 335520), (240, 334122), (288, 278435), (360, 222748), (466, 172080), (478, 167760), (480, 167061), (699, 114720), (717, 111840), (720, 111374), (932, 86040), (956, 83880), (1165, 68832), (1195, 67104), (1398, 57360), (1434, 55920), (1440, 55687), (1864, 43020), (1912, 41940), (2097, 38240), (2151, 37280), (2330, 34416), (2390, 33552), (2796, 28680), (2868, 27960), (3495, 22944), (3585, 22368), (3728, 21510), (3824, 20970), (4194, 19120), (4302, 18640), (4660, 17208), (4780, 16776), (5592, 14340), (5736, 13980), (6990, 11472), (7170, 11184), (7456, 10755), (7648, 10485), (8388, 9560), (8604, 9320)]