248052080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3449}}^1$

素因数の和:3522

約数の個数: 80

約数和(自身を含む): 616032000

約数和(自身を除く): 367979920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 3449, 3596, 4495, 6898, 7192, 8990, 13796, 14384, 17245, 17980, 27592, 34490, 35960, 55184, 68980, 71920, 100021, 106919, 137960, 200042, 213838, 275920, 400084, 427676, 500105, 534595, 800168, 855352, 1000210, 1069190, 1600336, 1710704, 2000420, 2138380, 3100651, 4000840, 4276760, 6201302, 8001680, 8553520, 12402604, 15503255, 24805208, 31006510, 49610416, 62013020, 124026040, 248052080]

約数ペア:

[(1, 248052080), (2, 124026040), (4, 62013020), (5, 49610416), (8, 31006510), (10, 24805208), (16, 15503255), (20, 12402604), (29, 8553520), (31, 8001680), (40, 6201302), (58, 4276760), (62, 4000840), (80, 3100651), (116, 2138380), (124, 2000420), (145, 1710704), (155, 1600336), (232, 1069190), (248, 1000210), (290, 855352), (310, 800168), (464, 534595), (496, 500105), (580, 427676), (620, 400084), (899, 275920), (1160, 213838), (1240, 200042), (1798, 137960), (2320, 106919), (2480, 100021), (3449, 71920), (3596, 68980), (4495, 55184), (6898, 35960), (7192, 34490), (8990, 27592), (13796, 17980), (14384, 17245)]