128503680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 451215360

約数和(自身を除く): 322711680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 127, 128, 136, 155, 160, 170, 186, 192, 204, 240, 248, 254, 255, 272, 310, 320, 340, 372, 381, 384, 408, 465, 480, 496, 508, 510, 527, 544, 620, 635, 640, 680, 744, 762, 816, 930, 960, 992, 1016, 1020, 1054, 1088, 1240, 1270, 1360, 1488, 1524, 1581, 1632, 1860, 1905, 1920, 1984, 2032, 2040, 2108, 2159, 2176, 2480, 2540, 2635, 2720, 2976, 3048, 3162, 3264, 3720, 3810, 3937, 3968, 4064, 4080, 4216, 4318, 4960, 5080, 5270, 5440, 5952, 6096, 6324, 6477, 6528, 7440, 7620, 7874, 7905, 8128, 8160, 8432, 8636, 9920, 10160, 10540, 10795, 10880, 11811, 11904, 12192, 12648, 12954, 14880, 15240, 15748, 15810, 16256, 16320, 16864, 17272, 19685, 19840, 20320, 21080, 21590, 23622, 24384, 25296, 25908, 29760, 30480, 31496, 31620, 32385, 32640, 33728, 34544, 39370, 40640, 42160, 43180, 47244, 48768, 50592, 51816, 59055, 59520, 60960, 62992, 63240, 64770, 66929, 67456, 69088, 78740, 81280, 84320, 86360, 94488, 101184, 103632, 118110, 121920, 125984, 126480, 129540, 133858, 138176, 157480, 168640, 172720, 188976, 200787, 202368, 207264, 236220, 243840, 251968, 252960, 259080, 267716, 276352, 314960, 334645, 337280, 345440, 377952, 401574, 414528, 472440, 503936, 505920, 518160, 535432, 629920, 669290, 690880, 755904, 803148, 829056, 944880, 1003935, 1011840, 1036320, 1070864, 1259840, 1338580, 1381760, 1511808, 1606296, 1889760, 2007870, 2072640, 2141728, 2519680, 2677160, 3212592, 3779520, 4015740, 4145280, 4283456, 5354320, 6425184, 7559040, 8031480, 8566912, 10708640, 12850368, 16062960, 21417280, 25700736, 32125920, 42834560, 64251840, 128503680]

約数ペア:

[(1, 128503680), (2, 64251840), (3, 42834560), (4, 32125920), (5, 25700736), (6, 21417280), (8, 16062960), (10, 12850368), (12, 10708640), (15, 8566912), (16, 8031480), (17, 7559040), (20, 6425184), (24, 5354320), (30, 4283456), (31, 4145280), (32, 4015740), (34, 3779520), (40, 3212592), (48, 2677160), (51, 2519680), (60, 2141728), (62, 2072640), (64, 2007870), (68, 1889760), (80, 1606296), (85, 1511808), (93, 1381760), (96, 1338580), (102, 1259840), (120, 1070864), (124, 1036320), (127, 1011840), (128, 1003935), (136, 944880), (155, 829056), (160, 803148), (170, 755904), (186, 690880), (192, 669290), (204, 629920), (240, 535432), (248, 518160), (254, 505920), (255, 503936), (272, 472440), (310, 414528), (320, 401574), (340, 377952), (372, 345440), (381, 337280), (384, 334645), (408, 314960), (465, 276352), (480, 267716), (496, 259080), (508, 252960), (510, 251968), (527, 243840), (544, 236220), (620, 207264), (635, 202368), (640, 200787), (680, 188976), (744, 172720), (762, 168640), (816, 157480), (930, 138176), (960, 133858), (992, 129540), (1016, 126480), (1020, 125984), (1054, 121920), (1088, 118110), (1240, 103632), (1270, 101184), (1360, 94488), (1488, 86360), (1524, 84320), (1581, 81280), (1632, 78740), (1860, 69088), (1905, 67456), (1920, 66929), (1984, 64770), (2032, 63240), (2040, 62992), (2108, 60960), (2159, 59520), (2176, 59055), (2480, 51816), (2540, 50592), (2635, 48768), (2720, 47244), (2976, 43180), (3048, 42160), (3162, 40640), (3264, 39370), (3720, 34544), (3810, 33728), (3937, 32640), (3968, 32385), (4064, 31620), (4080, 31496), (4216, 30480), (4318, 29760), (4960, 25908), (5080, 25296), (5270, 24384), (5440, 23622), (5952, 21590), (6096, 21080), (6324, 20320), (6477, 19840), (6528, 19685), (7440, 17272), (7620, 16864), (7874, 16320), (7905, 16256), (8128, 15810), (8160, 15748), (8432, 15240), (8636, 14880), (9920, 12954), (10160, 12648), (10540, 12192), (10795, 11904), (10880, 11811)]