66837960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 261948060

約数和(自身を除く): 195110100

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 421, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 842, 882, 945, 980, 1080, 1134, 1176, 1260, 1263, 1323, 1470, 1512, 1620, 1684, 1764, 1890, 1960, 2105, 2205, 2268, 2520, 2526, 2646, 2835, 2940, 2947, 3240, 3368, 3528, 3780, 3789, 3969, 4210, 4410, 4536, 5052, 5292, 5670, 5880, 5894, 6315, 6615, 7560, 7578, 7938, 8420, 8820, 8841, 10104, 10584, 11340, 11367, 11788, 12630, 13230, 14735, 15156, 15876, 16840, 17640, 17682, 18945, 19845, 20629, 22680, 22734, 23576, 25260, 26460, 26523, 29470, 30312, 31752, 34101, 35364, 37890, 39690, 41258, 44205, 45468, 50520, 52920, 53046, 56835, 58940, 61887, 68202, 70728, 75780, 79380, 79569, 82516, 88410, 90936, 103145, 106092, 113670, 117880, 123774, 132615, 136404, 151560, 158760, 159138, 165032, 170505, 176820, 185661, 206290, 212184, 227340, 238707, 247548, 265230, 272808, 309435, 318276, 341010, 353640, 371322, 397845, 412580, 454680, 477414, 495096, 530460, 556983, 618870, 636552, 682020, 742644, 795690, 825160, 928305, 954828, 1060920, 1113966, 1193535, 1237740, 1364040, 1485288, 1591380, 1670949, 1856610, 1909656, 2227932, 2387070, 2475480, 2784915, 3182760, 3341898, 3713220, 4455864, 4774140, 5569830, 6683796, 7426440, 8354745, 9548280, 11139660, 13367592, 16709490, 22279320, 33418980, 66837960]

約数ペア:

[(1, 66837960), (2, 33418980), (3, 22279320), (4, 16709490), (5, 13367592), (6, 11139660), (7, 9548280), (8, 8354745), (9, 7426440), (10, 6683796), (12, 5569830), (14, 4774140), (15, 4455864), (18, 3713220), (20, 3341898), (21, 3182760), (24, 2784915), (27, 2475480), (28, 2387070), (30, 2227932), (35, 1909656), (36, 1856610), (40, 1670949), (42, 1591380), (45, 1485288), (49, 1364040), (54, 1237740), (56, 1193535), (60, 1113966), (63, 1060920), (70, 954828), (72, 928305), (81, 825160), (84, 795690), (90, 742644), (98, 682020), (105, 636552), (108, 618870), (120, 556983), (126, 530460), (135, 495096), (140, 477414), (147, 454680), (162, 412580), (168, 397845), (180, 371322), (189, 353640), (196, 341010), (210, 318276), (216, 309435), (245, 272808), (252, 265230), (270, 247548), (280, 238707), (294, 227340), (315, 212184), (324, 206290), (360, 185661), (378, 176820), (392, 170505), (405, 165032), (420, 159138), (421, 158760), (441, 151560), (490, 136404), (504, 132615), (540, 123774), (567, 117880), (588, 113670), (630, 106092), (648, 103145), (735, 90936), (756, 88410), (810, 82516), (840, 79569), (842, 79380), (882, 75780), (945, 70728), (980, 68202), (1080, 61887), (1134, 58940), (1176, 56835), (1260, 53046), (1263, 52920), (1323, 50520), (1470, 45468), (1512, 44205), (1620, 41258), (1684, 39690), (1764, 37890), (1890, 35364), (1960, 34101), (2105, 31752), (2205, 30312), (2268, 29470), (2520, 26523), (2526, 26460), (2646, 25260), (2835, 23576), (2940, 22734), (2947, 22680), (3240, 20629), (3368, 19845), (3528, 18945), (3780, 17682), (3789, 17640), (3969, 16840), (4210, 15876), (4410, 15156), (4536, 14735), (5052, 13230), (5292, 12630), (5670, 11788), (5880, 11367), (5894, 11340), (6315, 10584), (6615, 10104), (7560, 8841), (7578, 8820), (7938, 8420)]