81148080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:899

約数の個数: 160

約数和(自身を含む): 279982080

約数和(自身を除く): 198834000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 839, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1678, 1860, 2015, 2418, 2480, 2517, 3120, 3224, 3356, 3720, 4030, 4195, 4836, 5034, 6045, 6448, 6712, 7440, 8060, 8390, 9672, 10068, 10907, 12090, 12585, 13424, 16120, 16780, 19344, 20136, 21814, 24180, 25170, 26009, 32240, 32721, 33560, 40272, 43628, 48360, 50340, 52018, 54535, 65442, 67120, 78027, 87256, 96720, 100680, 104036, 109070, 130045, 130884, 156054, 163605, 174512, 201360, 208072, 218140, 260090, 261768, 312108, 327210, 338117, 390135, 416144, 436280, 520180, 523536, 624216, 654420, 676234, 780270, 872560, 1014351, 1040360, 1248432, 1308840, 1352468, 1560540, 1690585, 2028702, 2080720, 2617680, 2704936, 3121080, 3381170, 4057404, 5071755, 5409872, 6242160, 6762340, 8114808, 10143510, 13524680, 16229616, 20287020, 27049360, 40574040, 81148080]

約数ペア:

[(1, 81148080), (2, 40574040), (3, 27049360), (4, 20287020), (5, 16229616), (6, 13524680), (8, 10143510), (10, 8114808), (12, 6762340), (13, 6242160), (15, 5409872), (16, 5071755), (20, 4057404), (24, 3381170), (26, 3121080), (30, 2704936), (31, 2617680), (39, 2080720), (40, 2028702), (48, 1690585), (52, 1560540), (60, 1352468), (62, 1308840), (65, 1248432), (78, 1040360), (80, 1014351), (93, 872560), (104, 780270), (120, 676234), (124, 654420), (130, 624216), (155, 523536), (156, 520180), (186, 436280), (195, 416144), (208, 390135), (240, 338117), (248, 327210), (260, 312108), (310, 261768), (312, 260090), (372, 218140), (390, 208072), (403, 201360), (465, 174512), (496, 163605), (520, 156054), (620, 130884), (624, 130045), (744, 109070), (780, 104036), (806, 100680), (839, 96720), (930, 87256), (1040, 78027), (1209, 67120), (1240, 65442), (1488, 54535), (1560, 52018), (1612, 50340), (1678, 48360), (1860, 43628), (2015, 40272), (2418, 33560), (2480, 32721), (2517, 32240), (3120, 26009), (3224, 25170), (3356, 24180), (3720, 21814), (4030, 20136), (4195, 19344), (4836, 16780), (5034, 16120), (6045, 13424), (6448, 12585), (6712, 12090), (7440, 10907), (8060, 10068), (8390, 9672)]