254091420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{709}}^1$

素因数の和:916

約数の個数: 144

約数和(自身を含む): 846649440

約数和(自身を除く): 592558020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 181, 198, 220, 330, 362, 396, 495, 543, 660, 709, 724, 905, 990, 1086, 1418, 1629, 1810, 1980, 1991, 2127, 2172, 2715, 2836, 3258, 3545, 3620, 3982, 4254, 5430, 5973, 6381, 6516, 7090, 7799, 7964, 8145, 8508, 9955, 10635, 10860, 11946, 12762, 14180, 15598, 16290, 17919, 19910, 21270, 23397, 23892, 25524, 29865, 31196, 31905, 32580, 35838, 38995, 39820, 42540, 46794, 59730, 63810, 70191, 71676, 77990, 89595, 93588, 116985, 119460, 127620, 128329, 140382, 155980, 179190, 233970, 256658, 280764, 350955, 358380, 384987, 467940, 513316, 641645, 701910, 769974, 1154961, 1283290, 1403820, 1411619, 1539948, 1924935, 2309922, 2566580, 2823238, 3849870, 4234857, 4619844, 5646476, 5774805, 7058095, 7699740, 8469714, 11549610, 12704571, 14116190, 16939428, 21174285, 23099220, 25409142, 28232380, 42348570, 50818284, 63522855, 84697140, 127045710, 254091420]

約数ペア:

[(1, 254091420), (2, 127045710), (3, 84697140), (4, 63522855), (5, 50818284), (6, 42348570), (9, 28232380), (10, 25409142), (11, 23099220), (12, 21174285), (15, 16939428), (18, 14116190), (20, 12704571), (22, 11549610), (30, 8469714), (33, 7699740), (36, 7058095), (44, 5774805), (45, 5646476), (55, 4619844), (60, 4234857), (66, 3849870), (90, 2823238), (99, 2566580), (110, 2309922), (132, 1924935), (165, 1539948), (180, 1411619), (181, 1403820), (198, 1283290), (220, 1154961), (330, 769974), (362, 701910), (396, 641645), (495, 513316), (543, 467940), (660, 384987), (709, 358380), (724, 350955), (905, 280764), (990, 256658), (1086, 233970), (1418, 179190), (1629, 155980), (1810, 140382), (1980, 128329), (1991, 127620), (2127, 119460), (2172, 116985), (2715, 93588), (2836, 89595), (3258, 77990), (3545, 71676), (3620, 70191), (3982, 63810), (4254, 59730), (5430, 46794), (5973, 42540), (6381, 39820), (6516, 38995), (7090, 35838), (7799, 32580), (7964, 31905), (8145, 31196), (8508, 29865), (9955, 25524), (10635, 23892), (10860, 23397), (11946, 21270), (12762, 19910), (14180, 17919), (15598, 16290)]