128783760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 476326656

約数和(自身を除く): 347542896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 49, 56, 60, 70, 80, 84, 94, 98, 105, 112, 120, 140, 141, 147, 168, 188, 196, 210, 233, 235, 240, 245, 280, 282, 294, 329, 336, 376, 392, 420, 466, 470, 490, 560, 564, 588, 658, 699, 705, 735, 752, 784, 840, 932, 940, 980, 987, 1128, 1165, 1176, 1316, 1398, 1410, 1470, 1631, 1645, 1680, 1864, 1880, 1960, 1974, 2256, 2303, 2330, 2352, 2632, 2796, 2820, 2940, 3262, 3290, 3495, 3728, 3760, 3920, 3948, 4606, 4660, 4893, 4935, 5264, 5592, 5640, 5880, 6524, 6580, 6909, 6990, 7896, 8155, 9212, 9320, 9786, 9870, 10951, 11184, 11280, 11417, 11515, 11760, 13048, 13160, 13818, 13980, 15792, 16310, 18424, 18640, 19572, 19740, 21902, 22834, 23030, 24465, 26096, 26320, 27636, 27960, 32620, 32853, 34251, 34545, 36848, 39144, 39480, 43804, 45668, 46060, 48930, 54755, 55272, 55920, 57085, 65240, 65706, 68502, 69090, 76657, 78288, 78960, 87608, 91336, 92120, 97860, 109510, 110544, 114170, 130480, 131412, 137004, 138180, 153314, 164265, 171255, 175216, 182672, 184240, 195720, 219020, 228340, 229971, 262824, 274008, 276360, 306628, 328530, 342510, 383285, 391440, 438040, 456680, 459942, 525648, 536599, 548016, 552720, 613256, 657060, 685020, 766570, 876080, 913360, 919884, 1073198, 1149855, 1226512, 1314120, 1370040, 1533140, 1609797, 1839768, 2146396, 2299710, 2628240, 2682995, 2740080, 3066280, 3219594, 3679536, 4292792, 4599420, 5365990, 6132560, 6439188, 8048985, 8585584, 9198840, 10731980, 12878376, 16097970, 18397680, 21463960, 25756752, 32195940, 42927920, 64391880, 128783760]

約数ペア:

[(1, 128783760), (2, 64391880), (3, 42927920), (4, 32195940), (5, 25756752), (6, 21463960), (7, 18397680), (8, 16097970), (10, 12878376), (12, 10731980), (14, 9198840), (15, 8585584), (16, 8048985), (20, 6439188), (21, 6132560), (24, 5365990), (28, 4599420), (30, 4292792), (35, 3679536), (40, 3219594), (42, 3066280), (47, 2740080), (48, 2682995), (49, 2628240), (56, 2299710), (60, 2146396), (70, 1839768), (80, 1609797), (84, 1533140), (94, 1370040), (98, 1314120), (105, 1226512), (112, 1149855), (120, 1073198), (140, 919884), (141, 913360), (147, 876080), (168, 766570), (188, 685020), (196, 657060), (210, 613256), (233, 552720), (235, 548016), (240, 536599), (245, 525648), (280, 459942), (282, 456680), (294, 438040), (329, 391440), (336, 383285), (376, 342510), (392, 328530), (420, 306628), (466, 276360), (470, 274008), (490, 262824), (560, 229971), (564, 228340), (588, 219020), (658, 195720), (699, 184240), (705, 182672), (735, 175216), (752, 171255), (784, 164265), (840, 153314), (932, 138180), (940, 137004), (980, 131412), (987, 130480), (1128, 114170), (1165, 110544), (1176, 109510), (1316, 97860), (1398, 92120), (1410, 91336), (1470, 87608), (1631, 78960), (1645, 78288), (1680, 76657), (1864, 69090), (1880, 68502), (1960, 65706), (1974, 65240), (2256, 57085), (2303, 55920), (2330, 55272), (2352, 54755), (2632, 48930), (2796, 46060), (2820, 45668), (2940, 43804), (3262, 39480), (3290, 39144), (3495, 36848), (3728, 34545), (3760, 34251), (3920, 32853), (3948, 32620), (4606, 27960), (4660, 27636), (4893, 26320), (4935, 26096), (5264, 24465), (5592, 23030), (5640, 22834), (5880, 21902), (6524, 19740), (6580, 19572), (6909, 18640), (6990, 18424), (7896, 16310), (8155, 15792), (9212, 13980), (9320, 13818), (9786, 13160), (9870, 13048), (10951, 11760), (11184, 11515), (11280, 11417)]