15204598520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1\times {\mathrm{9587}}^1$

素因数の和:10908

約数の個数: 64

約数和(自身を含む): 35345203200

約数和(自身を除く): 20140604680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1279, 2558, 5116, 6395, 9587, 10232, 12790, 19174, 25580, 38348, 39649, 47935, 51160, 76696, 79298, 95870, 158596, 191740, 198245, 297197, 317192, 383480, 396490, 594394, 792980, 1188788, 1485985, 1585960, 2377576, 2971970, 5943940, 11887880, 12261773, 24523546, 49047092, 61308865, 98094184, 122617730, 245235460, 380114963, 490470920, 760229926, 1520459852, 1900574815, 3040919704, 3801149630, 7602299260, 15204598520]

約数ペア:

[(1, 15204598520), (2, 7602299260), (4, 3801149630), (5, 3040919704), (8, 1900574815), (10, 1520459852), (20, 760229926), (31, 490470920), (40, 380114963), (62, 245235460), (124, 122617730), (155, 98094184), (248, 61308865), (310, 49047092), (620, 24523546), (1240, 12261773), (1279, 11887880), (2558, 5943940), (5116, 2971970), (6395, 2377576), (9587, 1585960), (10232, 1485985), (12790, 1188788), (19174, 792980), (25580, 594394), (38348, 396490), (39649, 383480), (47935, 317192), (51160, 297197), (76696, 198245), (79298, 191740), (95870, 158596)]