253847580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6791}}^1$

素因数の和:6899

約数の個数: 96

約数和(自身を含む): 821560320

約数和(自身を除く): 567712740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2492, 2670, 3115, 3738, 5340, 6230, 6791, 7476, 9345, 12460, 13582, 18690, 20373, 27164, 33955, 37380, 40746, 47537, 67910, 81492, 95074, 101865, 135820, 142611, 190148, 203730, 237685, 285222, 407460, 475370, 570444, 604399, 713055, 950740, 1208798, 1426110, 1813197, 2417596, 2852220, 3021995, 3626394, 4230793, 6043990, 7252788, 8461586, 9065985, 12087980, 12692379, 16923172, 18131970, 21153965, 25384758, 36263940, 42307930, 50769516, 63461895, 84615860, 126923790, 253847580]

約数ペア:

[(1, 253847580), (2, 126923790), (3, 84615860), (4, 63461895), (5, 50769516), (6, 42307930), (7, 36263940), (10, 25384758), (12, 21153965), (14, 18131970), (15, 16923172), (20, 12692379), (21, 12087980), (28, 9065985), (30, 8461586), (35, 7252788), (42, 6043990), (60, 4230793), (70, 3626394), (84, 3021995), (89, 2852220), (105, 2417596), (140, 1813197), (178, 1426110), (210, 1208798), (267, 950740), (356, 713055), (420, 604399), (445, 570444), (534, 475370), (623, 407460), (890, 285222), (1068, 237685), (1246, 203730), (1335, 190148), (1780, 142611), (1869, 135820), (2492, 101865), (2670, 95074), (3115, 81492), (3738, 67910), (5340, 47537), (6230, 40746), (6791, 37380), (7476, 33955), (9345, 27164), (12460, 20373), (13582, 18690)]