331241960

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{3449}}^1$

素因数の和:3488

約数の個数: 80

約数和(自身を含む): 869710500

約数和(自身を除く): 538468540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2401, 2744, 3430, 3449, 4802, 6860, 6898, 9604, 12005, 13720, 13796, 17245, 19208, 24010, 24143, 27592, 34490, 48020, 48286, 68980, 96040, 96572, 120715, 137960, 169001, 193144, 241430, 338002, 482860, 676004, 845005, 965720, 1183007, 1352008, 1690010, 2366014, 3380020, 4732028, 5915035, 6760040, 8281049, 9464056, 11830070, 16562098, 23660140, 33124196, 41405245, 47320280, 66248392, 82810490, 165620980, 331241960]

約数ペア:

[(1, 331241960), (2, 165620980), (4, 82810490), (5, 66248392), (7, 47320280), (8, 41405245), (10, 33124196), (14, 23660140), (20, 16562098), (28, 11830070), (35, 9464056), (40, 8281049), (49, 6760040), (56, 5915035), (70, 4732028), (98, 3380020), (140, 2366014), (196, 1690010), (245, 1352008), (280, 1183007), (343, 965720), (392, 845005), (490, 676004), (686, 482860), (980, 338002), (1372, 241430), (1715, 193144), (1960, 169001), (2401, 137960), (2744, 120715), (3430, 96572), (3449, 96040), (4802, 68980), (6860, 48286), (6898, 48020), (9604, 34490), (12005, 27592), (13720, 24143), (13796, 24010), (17245, 19208)]