128000880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 240

約数和(自身を含む): 497914560

約数和(自身を除く): 369913680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 109, 112, 120, 126, 140, 144, 168, 180, 210, 218, 233, 240, 252, 280, 315, 327, 336, 360, 420, 436, 466, 504, 545, 560, 630, 654, 699, 720, 763, 840, 872, 932, 981, 1008, 1090, 1165, 1260, 1308, 1398, 1526, 1631, 1635, 1680, 1744, 1864, 1962, 2097, 2180, 2289, 2330, 2520, 2616, 2796, 3052, 3262, 3270, 3495, 3728, 3815, 3924, 4194, 4360, 4578, 4660, 4893, 4905, 5040, 5232, 5592, 6104, 6524, 6540, 6867, 6990, 7630, 7848, 8155, 8388, 8720, 9156, 9320, 9786, 9810, 10485, 11184, 11445, 12208, 13048, 13080, 13734, 13980, 14679, 15260, 15696, 16310, 16776, 18312, 18640, 19572, 19620, 20970, 22890, 24465, 25397, 26096, 26160, 27468, 27960, 29358, 30520, 32620, 33552, 34335, 36624, 39144, 39240, 41940, 45780, 48930, 50794, 54936, 55920, 58716, 61040, 65240, 68670, 73395, 76191, 78288, 78480, 83880, 91560, 97860, 101588, 109872, 117432, 126985, 130480, 137340, 146790, 152382, 167760, 177779, 183120, 195720, 203176, 228573, 234864, 253970, 274680, 293580, 304764, 355558, 380955, 391440, 406352, 457146, 507940, 533337, 549360, 587160, 609528, 711116, 761910, 888895, 914292, 1015880, 1066674, 1142865, 1174320, 1219056, 1422232, 1523820, 1600011, 1777790, 1828584, 2031760, 2133348, 2285730, 2666685, 2844464, 3047640, 3200022, 3555580, 3657168, 4266696, 4571460, 5333370, 6095280, 6400044, 7111160, 8000055, 8533392, 9142920, 10666740, 12800088, 14222320, 16000110, 18285840, 21333480, 25600176, 32000220, 42666960, 64000440, 128000880]

約数ペア:

[(1, 128000880), (2, 64000440), (3, 42666960), (4, 32000220), (5, 25600176), (6, 21333480), (7, 18285840), (8, 16000110), (9, 14222320), (10, 12800088), (12, 10666740), (14, 9142920), (15, 8533392), (16, 8000055), (18, 7111160), (20, 6400044), (21, 6095280), (24, 5333370), (28, 4571460), (30, 4266696), (35, 3657168), (36, 3555580), (40, 3200022), (42, 3047640), (45, 2844464), (48, 2666685), (56, 2285730), (60, 2133348), (63, 2031760), (70, 1828584), (72, 1777790), (80, 1600011), (84, 1523820), (90, 1422232), (105, 1219056), (109, 1174320), (112, 1142865), (120, 1066674), (126, 1015880), (140, 914292), (144, 888895), (168, 761910), (180, 711116), (210, 609528), (218, 587160), (233, 549360), (240, 533337), (252, 507940), (280, 457146), (315, 406352), (327, 391440), (336, 380955), (360, 355558), (420, 304764), (436, 293580), (466, 274680), (504, 253970), (545, 234864), (560, 228573), (630, 203176), (654, 195720), (699, 183120), (720, 177779), (763, 167760), (840, 152382), (872, 146790), (932, 137340), (981, 130480), (1008, 126985), (1090, 117432), (1165, 109872), (1260, 101588), (1308, 97860), (1398, 91560), (1526, 83880), (1631, 78480), (1635, 78288), (1680, 76191), (1744, 73395), (1864, 68670), (1962, 65240), (2097, 61040), (2180, 58716), (2289, 55920), (2330, 54936), (2520, 50794), (2616, 48930), (2796, 45780), (3052, 41940), (3262, 39240), (3270, 39144), (3495, 36624), (3728, 34335), (3815, 33552), (3924, 32620), (4194, 30520), (4360, 29358), (4578, 27960), (4660, 27468), (4893, 26160), (4905, 26096), (5040, 25397), (5232, 24465), (5592, 22890), (6104, 20970), (6524, 19620), (6540, 19572), (6867, 18640), (6990, 18312), (7630, 16776), (7848, 16310), (8155, 15696), (8388, 15260), (8720, 14679), (9156, 13980), (9320, 13734), (9786, 13080), (9810, 13048), (10485, 12208), (11184, 11445)]