254572440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 796262400

約数和(自身を除く): 541689960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 191, 232, 290, 348, 382, 383, 435, 573, 580, 696, 764, 766, 870, 955, 1146, 1149, 1160, 1528, 1532, 1740, 1910, 1915, 2292, 2298, 2865, 3064, 3480, 3820, 3830, 4584, 4596, 5539, 5730, 5745, 7640, 7660, 9192, 11078, 11107, 11460, 11490, 15320, 16617, 22156, 22214, 22920, 22980, 27695, 33234, 33321, 44312, 44428, 45960, 55390, 55535, 66468, 66642, 73153, 83085, 88856, 110780, 111070, 132936, 133284, 146306, 166170, 166605, 219459, 221560, 222140, 266568, 292612, 332340, 333210, 365765, 438918, 444280, 585224, 664680, 666420, 731530, 877836, 1097295, 1332840, 1463060, 1755672, 2121437, 2194590, 2926120, 4242874, 4389180, 6364311, 8485748, 8778360, 10607185, 12728622, 16971496, 21214370, 25457244, 31821555, 42428740, 50914488, 63643110, 84857480, 127286220, 254572440]

約数ペア:

[(1, 254572440), (2, 127286220), (3, 84857480), (4, 63643110), (5, 50914488), (6, 42428740), (8, 31821555), (10, 25457244), (12, 21214370), (15, 16971496), (20, 12728622), (24, 10607185), (29, 8778360), (30, 8485748), (40, 6364311), (58, 4389180), (60, 4242874), (87, 2926120), (116, 2194590), (120, 2121437), (145, 1755672), (174, 1463060), (191, 1332840), (232, 1097295), (290, 877836), (348, 731530), (382, 666420), (383, 664680), (435, 585224), (573, 444280), (580, 438918), (696, 365765), (764, 333210), (766, 332340), (870, 292612), (955, 266568), (1146, 222140), (1149, 221560), (1160, 219459), (1528, 166605), (1532, 166170), (1740, 146306), (1910, 133284), (1915, 132936), (2292, 111070), (2298, 110780), (2865, 88856), (3064, 83085), (3480, 73153), (3820, 66642), (3830, 66468), (4584, 55535), (4596, 55390), (5539, 45960), (5730, 44428), (5745, 44312), (7640, 33321), (7660, 33234), (9192, 27695), (11078, 22980), (11107, 22920), (11460, 22214), (11490, 22156), (15320, 16617)]