219019612

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 474714240

約数和(自身を除く): 255694628

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 103, 133, 196, 206, 266, 412, 532, 571, 721, 931, 1142, 1442, 1862, 1957, 2284, 2884, 3724, 3914, 3997, 5047, 7828, 7994, 10094, 10849, 13699, 15988, 20188, 21698, 27398, 27979, 43396, 54796, 55958, 58813, 75943, 95893, 111916, 117626, 151886, 191786, 235252, 303772, 383572, 411691, 531601, 823382, 1063202, 1117447, 1646764, 2126404, 2234894, 2881837, 4469788, 5763674, 7822129, 11527348, 15644258, 31288516, 54754903, 109509806, 219019612]

約数ペア:

[(1, 219019612), (2, 109509806), (4, 54754903), (7, 31288516), (14, 15644258), (19, 11527348), (28, 7822129), (38, 5763674), (49, 4469788), (76, 2881837), (98, 2234894), (103, 2126404), (133, 1646764), (196, 1117447), (206, 1063202), (266, 823382), (412, 531601), (532, 411691), (571, 383572), (721, 303772), (931, 235252), (1142, 191786), (1442, 151886), (1862, 117626), (1957, 111916), (2284, 95893), (2884, 75943), (3724, 58813), (3914, 55958), (3997, 54796), (5047, 43396), (7828, 27979), (7994, 27398), (10094, 21698), (10849, 20188), (13699, 15988)]