247910600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 687963780

約数和(自身を除く): 440053180

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 49, 50, 56, 70, 82, 98, 100, 140, 164, 175, 196, 200, 205, 245, 280, 287, 328, 350, 392, 410, 490, 574, 617, 700, 820, 980, 1025, 1148, 1225, 1234, 1400, 1435, 1640, 1960, 2009, 2050, 2296, 2450, 2468, 2870, 3085, 4018, 4100, 4319, 4900, 4936, 5740, 6170, 7175, 8036, 8200, 8638, 9800, 10045, 11480, 12340, 14350, 15425, 16072, 17276, 20090, 21595, 24680, 25297, 28700, 30233, 30850, 34552, 40180, 43190, 50225, 50594, 57400, 60466, 61700, 80360, 86380, 100450, 101188, 107975, 120932, 123400, 126485, 151165, 172760, 177079, 200900, 202376, 215950, 241864, 252970, 302330, 354158, 401800, 431900, 505940, 604660, 632425, 708316, 755825, 863800, 885395, 1011880, 1209320, 1239553, 1264850, 1416632, 1511650, 1770790, 2479106, 2529700, 3023300, 3541580, 4426975, 4958212, 5059400, 6046600, 6197765, 7083160, 8853950, 9916424, 12395530, 17707900, 24791060, 30988825, 35415800, 49582120, 61977650, 123955300, 247910600]

約数ペア:

[(1, 247910600), (2, 123955300), (4, 61977650), (5, 49582120), (7, 35415800), (8, 30988825), (10, 24791060), (14, 17707900), (20, 12395530), (25, 9916424), (28, 8853950), (35, 7083160), (40, 6197765), (41, 6046600), (49, 5059400), (50, 4958212), (56, 4426975), (70, 3541580), (82, 3023300), (98, 2529700), (100, 2479106), (140, 1770790), (164, 1511650), (175, 1416632), (196, 1264850), (200, 1239553), (205, 1209320), (245, 1011880), (280, 885395), (287, 863800), (328, 755825), (350, 708316), (392, 632425), (410, 604660), (490, 505940), (574, 431900), (617, 401800), (700, 354158), (820, 302330), (980, 252970), (1025, 241864), (1148, 215950), (1225, 202376), (1234, 200900), (1400, 177079), (1435, 172760), (1640, 151165), (1960, 126485), (2009, 123400), (2050, 120932), (2296, 107975), (2450, 101188), (2468, 100450), (2870, 86380), (3085, 80360), (4018, 61700), (4100, 60466), (4319, 57400), (4900, 50594), (4936, 50225), (5740, 43190), (6170, 40180), (7175, 34552), (8036, 30850), (8200, 30233), (8638, 28700), (9800, 25297), (10045, 24680), (11480, 21595), (12340, 20090), (14350, 17276), (15425, 16072)]