21268600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 54126000

約数和(自身を除く): 32857400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 145, 152, 190, 193, 200, 232, 290, 380, 386, 475, 551, 580, 725, 760, 772, 950, 965, 1102, 1160, 1450, 1544, 1900, 1930, 2204, 2755, 2900, 3667, 3800, 3860, 4408, 4825, 5510, 5597, 5800, 7334, 7720, 9650, 11020, 11194, 13775, 14668, 18335, 19300, 22040, 22388, 27550, 27985, 29336, 36670, 38600, 44776, 55100, 55970, 73340, 91675, 106343, 110200, 111940, 139925, 146680, 183350, 212686, 223880, 279850, 366700, 425372, 531715, 559700, 733400, 850744, 1063430, 1119400, 2126860, 2658575, 4253720, 5317150, 10634300, 21268600]

約数ペア:

[(1, 21268600), (2, 10634300), (4, 5317150), (5, 4253720), (8, 2658575), (10, 2126860), (19, 1119400), (20, 1063430), (25, 850744), (29, 733400), (38, 559700), (40, 531715), (50, 425372), (58, 366700), (76, 279850), (95, 223880), (100, 212686), (116, 183350), (145, 146680), (152, 139925), (190, 111940), (193, 110200), (200, 106343), (232, 91675), (290, 73340), (380, 55970), (386, 55100), (475, 44776), (551, 38600), (580, 36670), (725, 29336), (760, 27985), (772, 27550), (950, 22388), (965, 22040), (1102, 19300), (1160, 18335), (1450, 14668), (1544, 13775), (1900, 11194), (1930, 11020), (2204, 9650), (2755, 7720), (2900, 7334), (3667, 5800), (3800, 5597), (3860, 5510), (4408, 4825)]