646375248

素因数分解:

$2^4\times 3^3\times {\mathrm{719}}^1\times {\mathrm{2081}}^1$

素因数の和:2817

約数の個数: 80

約数和(自身を含む): 1858809600

約数和(自身を除く): 1212434352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 719, 1438, 2081, 2157, 2876, 4162, 4314, 5752, 6243, 6471, 8324, 8628, 11504, 12486, 12942, 16648, 17256, 18729, 19413, 24972, 25884, 33296, 34512, 37458, 38826, 49944, 51768, 56187, 74916, 77652, 99888, 103536, 112374, 149832, 155304, 224748, 299664, 310608, 449496, 898992, 1496239, 2992478, 4488717, 5984956, 8977434, 11969912, 13466151, 17954868, 23939824, 26932302, 35909736, 40398453, 53864604, 71819472, 80796906, 107729208, 161593812, 215458416, 323187624, 646375248]

約数ペア:

[(1, 646375248), (2, 323187624), (3, 215458416), (4, 161593812), (6, 107729208), (8, 80796906), (9, 71819472), (12, 53864604), (16, 40398453), (18, 35909736), (24, 26932302), (27, 23939824), (36, 17954868), (48, 13466151), (54, 11969912), (72, 8977434), (108, 5984956), (144, 4488717), (216, 2992478), (432, 1496239), (719, 898992), (1438, 449496), (2081, 310608), (2157, 299664), (2876, 224748), (4162, 155304), (4314, 149832), (5752, 112374), (6243, 103536), (6471, 99888), (8324, 77652), (8628, 74916), (11504, 56187), (12486, 51768), (12942, 49944), (16648, 38826), (17256, 37458), (18729, 34512), (19413, 33296), (24972, 25884)]