123748680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 407721600

約数和(自身を除く): 283972920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 241, 264, 330, 389, 440, 482, 660, 723, 778, 964, 1167, 1205, 1320, 1446, 1556, 1928, 1945, 2334, 2410, 2651, 2892, 3112, 3615, 3890, 4279, 4668, 4820, 5302, 5784, 5835, 7230, 7780, 7953, 8558, 9336, 9640, 10604, 11670, 12837, 13255, 14460, 15560, 15906, 17116, 21208, 21395, 23340, 25674, 26510, 28920, 31812, 34232, 39765, 42790, 46680, 51348, 53020, 63624, 64185, 79530, 85580, 93749, 102696, 106040, 128370, 159060, 171160, 187498, 256740, 281247, 318120, 374996, 468745, 513480, 562494, 749992, 937490, 1031239, 1124988, 1406235, 1874980, 2062478, 2249976, 2812470, 3093717, 3749960, 4124956, 5156195, 5624940, 6187434, 8249912, 10312390, 11249880, 12374868, 15468585, 20624780, 24749736, 30937170, 41249560, 61874340, 123748680]

約数ペア:

[(1, 123748680), (2, 61874340), (3, 41249560), (4, 30937170), (5, 24749736), (6, 20624780), (8, 15468585), (10, 12374868), (11, 11249880), (12, 10312390), (15, 8249912), (20, 6187434), (22, 5624940), (24, 5156195), (30, 4124956), (33, 3749960), (40, 3093717), (44, 2812470), (55, 2249976), (60, 2062478), (66, 1874980), (88, 1406235), (110, 1124988), (120, 1031239), (132, 937490), (165, 749992), (220, 562494), (241, 513480), (264, 468745), (330, 374996), (389, 318120), (440, 281247), (482, 256740), (660, 187498), (723, 171160), (778, 159060), (964, 128370), (1167, 106040), (1205, 102696), (1320, 93749), (1446, 85580), (1556, 79530), (1928, 64185), (1945, 63624), (2334, 53020), (2410, 51348), (2651, 46680), (2892, 42790), (3112, 39765), (3615, 34232), (3890, 31812), (4279, 28920), (4668, 26510), (4820, 25674), (5302, 23340), (5784, 21395), (5835, 21208), (7230, 17116), (7780, 15906), (7953, 15560), (8558, 14460), (9336, 13255), (9640, 12837), (10604, 11670)]