128853720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:770

約数の個数: 128

約数和(自身を含む): 432216000

約数和(自身を除く): 303362280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 229, 270, 360, 458, 521, 540, 687, 916, 1042, 1080, 1145, 1374, 1563, 1832, 2061, 2084, 2290, 2605, 2748, 3126, 3435, 4122, 4168, 4580, 4689, 5210, 5496, 6183, 6252, 6870, 7815, 8244, 9160, 9378, 10305, 10420, 12366, 12504, 13740, 14067, 15630, 16488, 18756, 20610, 20840, 23445, 24732, 27480, 28134, 30915, 31260, 37512, 41220, 46890, 49464, 56268, 61830, 62520, 70335, 82440, 93780, 112536, 119309, 123660, 140670, 187560, 238618, 247320, 281340, 357927, 477236, 562680, 596545, 715854, 954472, 1073781, 1193090, 1431708, 1789635, 2147562, 2386180, 2863416, 3221343, 3579270, 4295124, 4772360, 5368905, 6442686, 7158540, 8590248, 10737810, 12885372, 14317080, 16106715, 21475620, 25770744, 32213430, 42951240, 64426860, 128853720]

約数ペア:

[(1, 128853720), (2, 64426860), (3, 42951240), (4, 32213430), (5, 25770744), (6, 21475620), (8, 16106715), (9, 14317080), (10, 12885372), (12, 10737810), (15, 8590248), (18, 7158540), (20, 6442686), (24, 5368905), (27, 4772360), (30, 4295124), (36, 3579270), (40, 3221343), (45, 2863416), (54, 2386180), (60, 2147562), (72, 1789635), (90, 1431708), (108, 1193090), (120, 1073781), (135, 954472), (180, 715854), (216, 596545), (229, 562680), (270, 477236), (360, 357927), (458, 281340), (521, 247320), (540, 238618), (687, 187560), (916, 140670), (1042, 123660), (1080, 119309), (1145, 112536), (1374, 93780), (1563, 82440), (1832, 70335), (2061, 62520), (2084, 61830), (2290, 56268), (2605, 49464), (2748, 46890), (3126, 41220), (3435, 37512), (4122, 31260), (4168, 30915), (4580, 28134), (4689, 27480), (5210, 24732), (5496, 23445), (6183, 20840), (6252, 20610), (6870, 18756), (7815, 16488), (8244, 15630), (9160, 14067), (9378, 13740), (10305, 12504), (10420, 12366)]