64417680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{9941}}^1$

素因数の和:9966

約数の個数: 100

約数和(自身を含む): 223754652

約数和(自身を除く): 159336972

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 9941, 19882, 29823, 39764, 49705, 59646, 79528, 89469, 99410, 119292, 149115, 159056, 178938, 198820, 238584, 268407, 298230, 357876, 397640, 447345, 477168, 536814, 596460, 715752, 795280, 805221, 894690, 1073628, 1192920, 1342035, 1431504, 1610442, 1789380, 2147256, 2385840, 2684070, 3220884, 3578760, 4026105, 4294512, 5368140, 6441768, 7157520, 8052210, 10736280, 12883536, 16104420, 21472560, 32208840, 64417680]

約数ペア:

[(1, 64417680), (2, 32208840), (3, 21472560), (4, 16104420), (5, 12883536), (6, 10736280), (8, 8052210), (9, 7157520), (10, 6441768), (12, 5368140), (15, 4294512), (16, 4026105), (18, 3578760), (20, 3220884), (24, 2684070), (27, 2385840), (30, 2147256), (36, 1789380), (40, 1610442), (45, 1431504), (48, 1342035), (54, 1192920), (60, 1073628), (72, 894690), (80, 805221), (81, 795280), (90, 715752), (108, 596460), (120, 536814), (135, 477168), (144, 447345), (162, 397640), (180, 357876), (216, 298230), (240, 268407), (270, 238584), (324, 198820), (360, 178938), (405, 159056), (432, 149115), (540, 119292), (648, 99410), (720, 89469), (810, 79528), (1080, 59646), (1296, 49705), (1620, 39764), (2160, 29823), (3240, 19882), (6480, 9941)]