123812640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 492500736

約数和(自身を除く): 368688096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 173, 180, 210, 213, 224, 240, 252, 280, 284, 288, 315, 336, 346, 355, 360, 420, 426, 480, 497, 504, 519, 560, 568, 630, 639, 672, 692, 710, 720, 840, 852, 865, 994, 1008, 1038, 1065, 1120, 1136, 1211, 1260, 1278, 1384, 1420, 1440, 1491, 1557, 1680, 1704, 1730, 1988, 2016, 2076, 2130, 2272, 2422, 2485, 2520, 2556, 2595, 2768, 2840, 2982, 3114, 3195, 3360, 3408, 3460, 3633, 3976, 4152, 4260, 4473, 4844, 4970, 5040, 5112, 5190, 5536, 5680, 5964, 6055, 6228, 6390, 6816, 6920, 7266, 7455, 7785, 7952, 8304, 8520, 8946, 9688, 9940, 10080, 10224, 10380, 10899, 11360, 11928, 12110, 12283, 12456, 12780, 13840, 14532, 14910, 15570, 15904, 16608, 17040, 17892, 18165, 19376, 19880, 20448, 20760, 21798, 22365, 23856, 24220, 24566, 24912, 25560, 27680, 29064, 29820, 31140, 34080, 35784, 36330, 36849, 38752, 39760, 41520, 43596, 44730, 47712, 48440, 49132, 49824, 51120, 54495, 58128, 59640, 61415, 62280, 71568, 72660, 73698, 79520, 83040, 85981, 87192, 89460, 96880, 98264, 102240, 108990, 110547, 116256, 119280, 122830, 124560, 143136, 145320, 147396, 171962, 174384, 178920, 184245, 193760, 196528, 217980, 221094, 238560, 245660, 249120, 257943, 290640, 294792, 343924, 348768, 357840, 368490, 393056, 429905, 435960, 442188, 491320, 515886, 552735, 581280, 589584, 687848, 715680, 736980, 773829, 859810, 871920, 884376, 982640, 1031772, 1105470, 1179168, 1289715, 1375696, 1473960, 1547658, 1719620, 1743840, 1768752, 1965280, 2063544, 2210940, 2579430, 2751392, 2947920, 3095316, 3439240, 3537504, 3869145, 4127088, 4421880, 5158860, 5895840, 6190632, 6878480, 7738290, 8254176, 8843760, 10317720, 12381264, 13756960, 15476580, 17687520, 20635440, 24762528, 30953160, 41270880, 61906320, 123812640]

約数ペア:

[(1, 123812640), (2, 61906320), (3, 41270880), (4, 30953160), (5, 24762528), (6, 20635440), (7, 17687520), (8, 15476580), (9, 13756960), (10, 12381264), (12, 10317720), (14, 8843760), (15, 8254176), (16, 7738290), (18, 6878480), (20, 6190632), (21, 5895840), (24, 5158860), (28, 4421880), (30, 4127088), (32, 3869145), (35, 3537504), (36, 3439240), (40, 3095316), (42, 2947920), (45, 2751392), (48, 2579430), (56, 2210940), (60, 2063544), (63, 1965280), (70, 1768752), (71, 1743840), (72, 1719620), (80, 1547658), (84, 1473960), (90, 1375696), (96, 1289715), (105, 1179168), (112, 1105470), (120, 1031772), (126, 982640), (140, 884376), (142, 871920), (144, 859810), (160, 773829), (168, 736980), (173, 715680), (180, 687848), (210, 589584), (213, 581280), (224, 552735), (240, 515886), (252, 491320), (280, 442188), (284, 435960), (288, 429905), (315, 393056), (336, 368490), (346, 357840), (355, 348768), (360, 343924), (420, 294792), (426, 290640), (480, 257943), (497, 249120), (504, 245660), (519, 238560), (560, 221094), (568, 217980), (630, 196528), (639, 193760), (672, 184245), (692, 178920), (710, 174384), (720, 171962), (840, 147396), (852, 145320), (865, 143136), (994, 124560), (1008, 122830), (1038, 119280), (1065, 116256), (1120, 110547), (1136, 108990), (1211, 102240), (1260, 98264), (1278, 96880), (1384, 89460), (1420, 87192), (1440, 85981), (1491, 83040), (1557, 79520), (1680, 73698), (1704, 72660), (1730, 71568), (1988, 62280), (2016, 61415), (2076, 59640), (2130, 58128), (2272, 54495), (2422, 51120), (2485, 49824), (2520, 49132), (2556, 48440), (2595, 47712), (2768, 44730), (2840, 43596), (2982, 41520), (3114, 39760), (3195, 38752), (3360, 36849), (3408, 36330), (3460, 35784), (3633, 34080), (3976, 31140), (4152, 29820), (4260, 29064), (4473, 27680), (4844, 25560), (4970, 24912), (5040, 24566), (5112, 24220), (5190, 23856), (5536, 22365), (5680, 21798), (5964, 20760), (6055, 20448), (6228, 19880), (6390, 19376), (6816, 18165), (6920, 17892), (7266, 17040), (7455, 16608), (7785, 15904), (7952, 15570), (8304, 14910), (8520, 14532), (8946, 13840), (9688, 12780), (9940, 12456), (10080, 12283), (10224, 12110), (10380, 11928), (10899, 11360)]