165716640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{733}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 569886408

約数和(自身を除く): 404169768

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, 157, 160, 180, 240, 288, 314, 360, 471, 480, 628, 720, 733, 785, 942, 1256, 1413, 1440, 1466, 1570, 1884, 2199, 2355, 2512, 2826, 2932, 3140, 3665, 3768, 4398, 4710, 5024, 5652, 5864, 6280, 6597, 7065, 7330, 7536, 8796, 9420, 10995, 11304, 11728, 12560, 13194, 14130, 14660, 15072, 17592, 18840, 21990, 22608, 23456, 25120, 26388, 28260, 29320, 32985, 35184, 37680, 43980, 45216, 52776, 56520, 58640, 65970, 70368, 75360, 87960, 105552, 113040, 115081, 117280, 131940, 175920, 211104, 226080, 230162, 263880, 345243, 351840, 460324, 527760, 575405, 690486, 920648, 1035729, 1055520, 1150810, 1380972, 1726215, 1841296, 2071458, 2301620, 2761944, 3452430, 3682592, 4142916, 4603240, 5178645, 5523888, 6904860, 8285832, 9206480, 10357290, 11047776, 13809720, 16571664, 18412960, 20714580, 27619440, 33143328, 41429160, 55238880, 82858320, 165716640]

約数ペア:

[(1, 165716640), (2, 82858320), (3, 55238880), (4, 41429160), (5, 33143328), (6, 27619440), (8, 20714580), (9, 18412960), (10, 16571664), (12, 13809720), (15, 11047776), (16, 10357290), (18, 9206480), (20, 8285832), (24, 6904860), (30, 5523888), (32, 5178645), (36, 4603240), (40, 4142916), (45, 3682592), (48, 3452430), (60, 2761944), (72, 2301620), (80, 2071458), (90, 1841296), (96, 1726215), (120, 1380972), (144, 1150810), (157, 1055520), (160, 1035729), (180, 920648), (240, 690486), (288, 575405), (314, 527760), (360, 460324), (471, 351840), (480, 345243), (628, 263880), (720, 230162), (733, 226080), (785, 211104), (942, 175920), (1256, 131940), (1413, 117280), (1440, 115081), (1466, 113040), (1570, 105552), (1884, 87960), (2199, 75360), (2355, 70368), (2512, 65970), (2826, 58640), (2932, 56520), (3140, 52776), (3665, 45216), (3768, 43980), (4398, 37680), (4710, 35184), (5024, 32985), (5652, 29320), (5864, 28260), (6280, 26388), (6597, 25120), (7065, 23456), (7330, 22608), (7536, 21990), (8796, 18840), (9420, 17592), (10995, 15072), (11304, 14660), (11728, 14130), (12560, 13194)]