77156640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4871}}^1$

素因数の和:4903

約数の個数: 144

約数和(自身を含む): 287292096

約数和(自身を除く): 210135456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4871, 5280, 7920, 9742, 14613, 15840, 19484, 24355, 29226, 38968, 43839, 48710, 53581, 58452, 73065, 77936, 87678, 97420, 107162, 116904, 146130, 155872, 160743, 175356, 194840, 214324, 219195, 233808, 267905, 292260, 321486, 350712, 389680, 428648, 438390, 467616, 482229, 535810, 584520, 642972, 701424, 779360, 803715, 857296, 876780, 964458, 1071620, 1169040, 1285944, 1402848, 1607430, 1714592, 1753560, 1928916, 2143240, 2338080, 2411145, 2571888, 3214860, 3507120, 3857832, 4286480, 4822290, 5143776, 6429720, 7014240, 7715664, 8572960, 9644580, 12859440, 15431328, 19289160, 25718880, 38578320, 77156640]

約数ペア:

[(1, 77156640), (2, 38578320), (3, 25718880), (4, 19289160), (5, 15431328), (6, 12859440), (8, 9644580), (9, 8572960), (10, 7715664), (11, 7014240), (12, 6429720), (15, 5143776), (16, 4822290), (18, 4286480), (20, 3857832), (22, 3507120), (24, 3214860), (30, 2571888), (32, 2411145), (33, 2338080), (36, 2143240), (40, 1928916), (44, 1753560), (45, 1714592), (48, 1607430), (55, 1402848), (60, 1285944), (66, 1169040), (72, 1071620), (80, 964458), (88, 876780), (90, 857296), (96, 803715), (99, 779360), (110, 701424), (120, 642972), (132, 584520), (144, 535810), (160, 482229), (165, 467616), (176, 438390), (180, 428648), (198, 389680), (220, 350712), (240, 321486), (264, 292260), (288, 267905), (330, 233808), (352, 219195), (360, 214324), (396, 194840), (440, 175356), (480, 160743), (495, 155872), (528, 146130), (660, 116904), (720, 107162), (792, 97420), (880, 87678), (990, 77936), (1056, 73065), (1320, 58452), (1440, 53581), (1584, 48710), (1760, 43839), (1980, 38968), (2640, 29226), (3168, 24355), (3960, 19484), (4871, 15840), (5280, 14613), (7920, 9742)]