128131080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{283}}^1$

素因数の和:329

約数の個数: 256

約数和(自身を含む): 490752000

約数和(自身を除く): 362620920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 283, 294, 308, 330, 343, 385, 392, 420, 440, 462, 490, 539, 566, 588, 616, 660, 686, 735, 770, 840, 849, 924, 980, 1029, 1078, 1132, 1155, 1176, 1320, 1372, 1415, 1470, 1540, 1617, 1698, 1715, 1848, 1960, 1981, 2058, 2156, 2264, 2310, 2695, 2744, 2830, 2940, 3080, 3113, 3234, 3396, 3430, 3773, 3962, 4116, 4245, 4312, 4620, 5145, 5390, 5660, 5880, 5943, 6226, 6468, 6792, 6860, 7546, 7924, 8085, 8232, 8490, 9240, 9339, 9905, 10290, 10780, 11319, 11320, 11886, 12452, 12936, 13720, 13867, 15092, 15565, 15848, 16170, 16980, 18678, 18865, 19810, 20580, 21560, 21791, 22638, 23772, 24904, 27734, 29715, 30184, 31130, 32340, 33960, 37356, 37730, 39620, 41160, 41601, 43582, 45276, 46695, 47544, 55468, 56595, 59430, 62260, 64680, 65373, 69335, 74712, 75460, 79240, 83202, 87164, 90552, 93390, 97069, 108955, 110936, 113190, 118860, 124520, 130746, 138670, 150920, 152537, 166404, 174328, 186780, 194138, 208005, 217910, 226380, 237720, 261492, 277340, 291207, 305074, 326865, 332808, 373560, 388276, 416010, 435820, 452760, 457611, 485345, 522984, 554680, 582414, 610148, 653730, 762685, 776552, 832020, 871640, 915222, 970690, 1067759, 1164828, 1220296, 1307460, 1456035, 1525370, 1664040, 1830444, 1941380, 2135518, 2288055, 2329656, 2614920, 2912070, 3050740, 3203277, 3660888, 3882760, 4271036, 4576110, 5338795, 5824140, 6101480, 6406554, 8542072, 9152220, 10677590, 11648280, 12813108, 16016385, 18304440, 21355180, 25626216, 32032770, 42710360, 64065540, 128131080]

約数ペア:

[(1, 128131080), (2, 64065540), (3, 42710360), (4, 32032770), (5, 25626216), (6, 21355180), (7, 18304440), (8, 16016385), (10, 12813108), (11, 11648280), (12, 10677590), (14, 9152220), (15, 8542072), (20, 6406554), (21, 6101480), (22, 5824140), (24, 5338795), (28, 4576110), (30, 4271036), (33, 3882760), (35, 3660888), (40, 3203277), (42, 3050740), (44, 2912070), (49, 2614920), (55, 2329656), (56, 2288055), (60, 2135518), (66, 1941380), (70, 1830444), (77, 1664040), (84, 1525370), (88, 1456035), (98, 1307460), (105, 1220296), (110, 1164828), (120, 1067759), (132, 970690), (140, 915222), (147, 871640), (154, 832020), (165, 776552), (168, 762685), (196, 653730), (210, 610148), (220, 582414), (231, 554680), (245, 522984), (264, 485345), (280, 457611), (283, 452760), (294, 435820), (308, 416010), (330, 388276), (343, 373560), (385, 332808), (392, 326865), (420, 305074), (440, 291207), (462, 277340), (490, 261492), (539, 237720), (566, 226380), (588, 217910), (616, 208005), (660, 194138), (686, 186780), (735, 174328), (770, 166404), (840, 152537), (849, 150920), (924, 138670), (980, 130746), (1029, 124520), (1078, 118860), (1132, 113190), (1155, 110936), (1176, 108955), (1320, 97069), (1372, 93390), (1415, 90552), (1470, 87164), (1540, 83202), (1617, 79240), (1698, 75460), (1715, 74712), (1848, 69335), (1960, 65373), (1981, 64680), (2058, 62260), (2156, 59430), (2264, 56595), (2310, 55468), (2695, 47544), (2744, 46695), (2830, 45276), (2940, 43582), (3080, 41601), (3113, 41160), (3234, 39620), (3396, 37730), (3430, 37356), (3773, 33960), (3962, 32340), (4116, 31130), (4245, 30184), (4312, 29715), (4620, 27734), (5145, 24904), (5390, 23772), (5660, 22638), (5880, 21791), (5943, 21560), (6226, 20580), (6468, 19810), (6792, 18865), (6860, 18678), (7546, 16980), (7924, 16170), (8085, 15848), (8232, 15565), (8490, 15092), (9240, 13867), (9339, 13720), (9905, 12936), (10290, 12452), (10780, 11886), (11319, 11320)]