123787216

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 286553088

約数和(自身を除く): 162765872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 101, 112, 124, 202, 217, 248, 353, 404, 434, 496, 706, 707, 808, 868, 1412, 1414, 1616, 1736, 2471, 2824, 2828, 3131, 3472, 4942, 5648, 5656, 6262, 9884, 10943, 11312, 12524, 19768, 21886, 21917, 25048, 35653, 39536, 43772, 43834, 50096, 71306, 76601, 87544, 87668, 142612, 153202, 175088, 175336, 249571, 285224, 306404, 350672, 499142, 570448, 612808, 998284, 1105243, 1225616, 1996568, 2210486, 3993136, 4420972, 7736701, 8841944, 15473402, 17683888, 30946804, 61893608, 123787216]

約数ペア:

[(1, 123787216), (2, 61893608), (4, 30946804), (7, 17683888), (8, 15473402), (14, 8841944), (16, 7736701), (28, 4420972), (31, 3993136), (56, 2210486), (62, 1996568), (101, 1225616), (112, 1105243), (124, 998284), (202, 612808), (217, 570448), (248, 499142), (353, 350672), (404, 306404), (434, 285224), (496, 249571), (706, 175336), (707, 175088), (808, 153202), (868, 142612), (1412, 87668), (1414, 87544), (1616, 76601), (1736, 71306), (2471, 50096), (2824, 43834), (2828, 43772), (3131, 39536), (3472, 35653), (4942, 25048), (5648, 21917), (5656, 21886), (6262, 19768), (9884, 12524), (10943, 11312)]