278184240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4441}}^1$

素因数の和:4492

約数の個数: 160

約数和(自身を含む): 991454400

約数和(自身を除く): 713270160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 116, 120, 135, 144, 145, 174, 180, 216, 232, 240, 261, 270, 290, 348, 360, 432, 435, 464, 522, 540, 580, 696, 720, 783, 870, 1044, 1080, 1160, 1305, 1392, 1566, 1740, 2088, 2160, 2320, 2610, 3132, 3480, 3915, 4176, 4441, 5220, 6264, 6960, 7830, 8882, 10440, 12528, 13323, 15660, 17764, 20880, 22205, 26646, 31320, 35528, 39969, 44410, 53292, 62640, 66615, 71056, 79938, 88820, 106584, 119907, 128789, 133230, 159876, 177640, 199845, 213168, 239814, 257578, 266460, 319752, 355280, 386367, 399690, 479628, 515156, 532920, 599535, 639504, 643945, 772734, 799380, 959256, 1030312, 1065840, 1159101, 1199070, 1287890, 1545468, 1598760, 1918512, 1931835, 2060624, 2318202, 2398140, 2575780, 3090936, 3197520, 3477303, 3863670, 4636404, 4796280, 5151560, 5795505, 6181872, 6954606, 7727340, 9272808, 9592560, 10303120, 11591010, 13909212, 15454680, 17386515, 18545616, 23182020, 27818424, 30909360, 34773030, 46364040, 55636848, 69546060, 92728080, 139092120, 278184240]

約数ペア:

[(1, 278184240), (2, 139092120), (3, 92728080), (4, 69546060), (5, 55636848), (6, 46364040), (8, 34773030), (9, 30909360), (10, 27818424), (12, 23182020), (15, 18545616), (16, 17386515), (18, 15454680), (20, 13909212), (24, 11591010), (27, 10303120), (29, 9592560), (30, 9272808), (36, 7727340), (40, 6954606), (45, 6181872), (48, 5795505), (54, 5151560), (58, 4796280), (60, 4636404), (72, 3863670), (80, 3477303), (87, 3197520), (90, 3090936), (108, 2575780), (116, 2398140), (120, 2318202), (135, 2060624), (144, 1931835), (145, 1918512), (174, 1598760), (180, 1545468), (216, 1287890), (232, 1199070), (240, 1159101), (261, 1065840), (270, 1030312), (290, 959256), (348, 799380), (360, 772734), (432, 643945), (435, 639504), (464, 599535), (522, 532920), (540, 515156), (580, 479628), (696, 399690), (720, 386367), (783, 355280), (870, 319752), (1044, 266460), (1080, 257578), (1160, 239814), (1305, 213168), (1392, 199845), (1566, 177640), (1740, 159876), (2088, 133230), (2160, 128789), (2320, 119907), (2610, 106584), (3132, 88820), (3480, 79938), (3915, 71056), (4176, 66615), (4441, 62640), (5220, 53292), (6264, 44410), (6960, 39969), (7830, 35528), (8882, 31320), (10440, 26646), (12528, 22205), (13323, 20880), (15660, 17764)]