1553994720

素因数分解:

$2^5\times 3^7\times 5^1\times {\mathrm{4441}}^1$

素因数の和:4477

約数の個数: 192

約数和(自身を含む): 5507369280

約数和(自身を除く): 3953374560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2187, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4374, 4441, 4860, 5832, 6480, 7290, 7776, 8748, 8882, 9720, 10935, 11664, 12960, 13323, 14580, 17496, 17764, 19440, 21870, 22205, 23328, 26646, 29160, 34992, 35528, 38880, 39969, 43740, 44410, 53292, 58320, 66615, 69984, 71056, 79938, 87480, 88820, 106584, 116640, 119907, 133230, 142112, 159876, 174960, 177640, 199845, 213168, 239814, 266460, 319752, 349920, 355280, 359721, 399690, 426336, 479628, 532920, 599535, 639504, 710560, 719442, 799380, 959256, 1065840, 1079163, 1199070, 1279008, 1438884, 1598760, 1798605, 1918512, 2131680, 2158326, 2398140, 2877768, 3197520, 3237489, 3597210, 3837024, 4316652, 4796280, 5395815, 5755536, 6395040, 6474978, 7194420, 8633304, 9592560, 9712467, 10791630, 11511072, 12949956, 14388840, 16187445, 17266608, 19185120, 19424934, 21583260, 25899912, 28777680, 32374890, 34533216, 38849868, 43166520, 48562335, 51799824, 57555360, 64749780, 77699736, 86333040, 97124670, 103599648, 129499560, 155399472, 172666080, 194249340, 258999120, 310798944, 388498680, 517998240, 776997360, 1553994720]

約数ペア:

[(1, 1553994720), (2, 776997360), (3, 517998240), (4, 388498680), (5, 310798944), (6, 258999120), (8, 194249340), (9, 172666080), (10, 155399472), (12, 129499560), (15, 103599648), (16, 97124670), (18, 86333040), (20, 77699736), (24, 64749780), (27, 57555360), (30, 51799824), (32, 48562335), (36, 43166520), (40, 38849868), (45, 34533216), (48, 32374890), (54, 28777680), (60, 25899912), (72, 21583260), (80, 19424934), (81, 19185120), (90, 17266608), (96, 16187445), (108, 14388840), (120, 12949956), (135, 11511072), (144, 10791630), (160, 9712467), (162, 9592560), (180, 8633304), (216, 7194420), (240, 6474978), (243, 6395040), (270, 5755536), (288, 5395815), (324, 4796280), (360, 4316652), (405, 3837024), (432, 3597210), (480, 3237489), (486, 3197520), (540, 2877768), (648, 2398140), (720, 2158326), (729, 2131680), (810, 1918512), (864, 1798605), (972, 1598760), (1080, 1438884), (1215, 1279008), (1296, 1199070), (1440, 1079163), (1458, 1065840), (1620, 959256), (1944, 799380), (2160, 719442), (2187, 710560), (2430, 639504), (2592, 599535), (2916, 532920), (3240, 479628), (3645, 426336), (3888, 399690), (4320, 359721), (4374, 355280), (4441, 349920), (4860, 319752), (5832, 266460), (6480, 239814), (7290, 213168), (7776, 199845), (8748, 177640), (8882, 174960), (9720, 159876), (10935, 142112), (11664, 133230), (12960, 119907), (13323, 116640), (14580, 106584), (17496, 88820), (17764, 87480), (19440, 79938), (21870, 71056), (22205, 69984), (23328, 66615), (26646, 58320), (29160, 53292), (34992, 44410), (35528, 43740), (38880, 39969)]