289372660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 675682560

約数和(自身を除く): 386309900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 113, 115, 190, 226, 230, 293, 380, 437, 452, 460, 565, 586, 874, 1130, 1172, 1465, 1748, 2147, 2185, 2260, 2599, 2930, 4294, 4370, 5198, 5567, 5860, 6739, 8588, 8740, 10396, 10735, 11134, 12995, 13478, 21470, 22268, 25990, 26956, 27835, 33109, 33695, 42940, 49381, 51980, 55670, 66218, 67390, 98762, 111340, 128041, 132436, 134780, 165545, 197524, 246905, 256082, 331090, 493810, 512164, 629071, 640205, 662180, 761507, 987620, 1258142, 1280410, 1523014, 2516284, 2560820, 3046028, 3145355, 3807535, 6290710, 7615070, 12581420, 14468633, 15230140, 28937266, 57874532, 72343165, 144686330, 289372660]

約数ペア:

[(1, 289372660), (2, 144686330), (4, 72343165), (5, 57874532), (10, 28937266), (19, 15230140), (20, 14468633), (23, 12581420), (38, 7615070), (46, 6290710), (76, 3807535), (92, 3145355), (95, 3046028), (113, 2560820), (115, 2516284), (190, 1523014), (226, 1280410), (230, 1258142), (293, 987620), (380, 761507), (437, 662180), (452, 640205), (460, 629071), (565, 512164), (586, 493810), (874, 331090), (1130, 256082), (1172, 246905), (1465, 197524), (1748, 165545), (2147, 134780), (2185, 132436), (2260, 128041), (2599, 111340), (2930, 98762), (4294, 67390), (4370, 66218), (5198, 55670), (5567, 51980), (5860, 49381), (6739, 42940), (8588, 33695), (8740, 33109), (10396, 27835), (10735, 26956), (11134, 25990), (12995, 22268), (13478, 21470)]