131218680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47543}}^1$

素因数の和:47580

約数の個数: 64

約数和(自身を含む): 410780160

約数和(自身を除く): 279561480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 47543, 95086, 142629, 190172, 237715, 285258, 380344, 475430, 570516, 713145, 950860, 1093489, 1141032, 1426290, 1901720, 2186978, 2852580, 3280467, 4373956, 5467445, 5705160, 6560934, 8747912, 10934890, 13121868, 16402335, 21869780, 26243736, 32804670, 43739560, 65609340, 131218680]

約数ペア:

[(1, 131218680), (2, 65609340), (3, 43739560), (4, 32804670), (5, 26243736), (6, 21869780), (8, 16402335), (10, 13121868), (12, 10934890), (15, 8747912), (20, 6560934), (23, 5705160), (24, 5467445), (30, 4373956), (40, 3280467), (46, 2852580), (60, 2186978), (69, 1901720), (92, 1426290), (115, 1141032), (120, 1093489), (138, 950860), (184, 713145), (230, 570516), (276, 475430), (345, 380344), (460, 285258), (552, 237715), (690, 190172), (920, 142629), (1380, 95086), (2760, 47543)]