393854366980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{229249}}^1$

素因数の和:229469

約数の個数: 96

約数和(自身を含む): 909546624000

約数和(自身を除く): 515692257020

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 163, 170, 310, 326, 340, 527, 620, 652, 815, 1054, 1630, 2108, 2635, 2771, 3260, 5053, 5270, 5542, 10106, 10540, 11084, 13855, 20212, 25265, 27710, 50530, 55420, 85901, 101060, 171802, 229249, 343604, 429505, 458498, 859010, 916996, 1146245, 1718020, 2292490, 3897233, 4584980, 7106719, 7794466, 14213438, 15588932, 19486165, 28426876, 35533595, 37367587, 38972330, 71067190, 74735174, 77944660, 120814223, 142134380, 149470348, 186837935, 241628446, 373675870, 483256892, 604071115, 635248979, 747351740, 1158395197, 1208142230, 1270497958, 2316790394, 2416284460, 2540995916, 3176244895, 4633580788, 5791975985, 6352489790, 11583951970, 12704979580, 19692718349, 23167903940, 39385436698, 78770873396, 98463591745, 196927183490, 393854366980]

約数ペア:

[(1, 393854366980), (2, 196927183490), (4, 98463591745), (5, 78770873396), (10, 39385436698), (17, 23167903940), (20, 19692718349), (31, 12704979580), (34, 11583951970), (62, 6352489790), (68, 5791975985), (85, 4633580788), (124, 3176244895), (155, 2540995916), (163, 2416284460), (170, 2316790394), (310, 1270497958), (326, 1208142230), (340, 1158395197), (527, 747351740), (620, 635248979), (652, 604071115), (815, 483256892), (1054, 373675870), (1630, 241628446), (2108, 186837935), (2635, 149470348), (2771, 142134380), (3260, 120814223), (5053, 77944660), (5270, 74735174), (5542, 71067190), (10106, 38972330), (10540, 37367587), (11084, 35533595), (13855, 28426876), (20212, 19486165), (25265, 15588932), (27710, 14213438), (50530, 7794466), (55420, 7106719), (85901, 4584980), (101060, 3897233), (171802, 2292490), (229249, 1718020), (343604, 1146245), (429505, 916996), (458498, 859010)]