251338546640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3845449}}^1$

素因数の和:3845524

約数の個数: 80

約数和(自身を含む): 629423256000

約数和(自身を除く): 378084709360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 32680, 65360, 3845449, 7690898, 15381796, 19227245, 30763592, 38454490, 61527184, 73063531, 76908980, 146127062, 153817960, 165354307, 292254124, 307635920, 330708614, 365317655, 584508248, 661417228, 730635310, 826771535, 1169016496, 1322834456, 1461270620, 1653543070, 2645668912, 2922541240, 3141731833, 3307086140, 5845082480, 6283463666, 6614172280, 12566927332, 13228344560, 15708659165, 25133854664, 31417318330, 50267709328, 62834636660, 125669273320, 251338546640]

約数ペア:

[(1, 251338546640), (2, 125669273320), (4, 62834636660), (5, 50267709328), (8, 31417318330), (10, 25133854664), (16, 15708659165), (19, 13228344560), (20, 12566927332), (38, 6614172280), (40, 6283463666), (43, 5845082480), (76, 3307086140), (80, 3141731833), (86, 2922541240), (95, 2645668912), (152, 1653543070), (172, 1461270620), (190, 1322834456), (215, 1169016496), (304, 826771535), (344, 730635310), (380, 661417228), (430, 584508248), (688, 365317655), (760, 330708614), (817, 307635920), (860, 292254124), (1520, 165354307), (1634, 153817960), (1720, 146127062), (3268, 76908980), (3440, 73063531), (4085, 61527184), (6536, 38454490), (8170, 30763592), (13072, 19227245), (16340, 15381796), (32680, 7690898), (65360, 3845449)]