77021280

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{283}}^1$

素因数の和:320

約数の個数: 288

約数和(自身を含む): 312609024

約数和(自身を除く): 235587744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 283, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 566, 567, 630, 648, 672, 720, 756, 810, 840, 849, 864, 945, 972, 1008, 1080, 1120, 1132, 1134, 1215, 1260, 1296, 1415, 1440, 1512, 1620, 1680, 1698, 1701, 1890, 1944, 1981, 2016, 2160, 2264, 2268, 2430, 2520, 2547, 2592, 2830, 2835, 3024, 3240, 3360, 3396, 3402, 3780, 3888, 3962, 4245, 4320, 4528, 4536, 4860, 5040, 5094, 5660, 5670, 5943, 6048, 6480, 6792, 6804, 7560, 7641, 7776, 7924, 8490, 8505, 9056, 9072, 9720, 9905, 10080, 10188, 11320, 11340, 11886, 12735, 12960, 13584, 13608, 15120, 15282, 15848, 16980, 17010, 17829, 18144, 19440, 19810, 20376, 22640, 22680, 22923, 23772, 25470, 27168, 27216, 29715, 30240, 30564, 31696, 33960, 34020, 35658, 38205, 38880, 39620, 40752, 45280, 45360, 45846, 47544, 50940, 53487, 54432, 59430, 61128, 63392, 67920, 68040, 68769, 71316, 76410, 79240, 81504, 89145, 90720, 91692, 95088, 101880, 106974, 114615, 118860, 122256, 135840, 136080, 137538, 142632, 152820, 158480, 160461, 178290, 183384, 190176, 203760, 213948, 229230, 237720, 244512, 267435, 272160, 275076, 285264, 305640, 316960, 320922, 343845, 356580, 366768, 407520, 427896, 458460, 475440, 481383, 534870, 550152, 570528, 611280, 641844, 687690, 713160, 733536, 802305, 855792, 916920, 950880, 962766, 1069740, 1100304, 1222560, 1283688, 1375380, 1426320, 1604610, 1711584, 1833840, 1925532, 2139480, 2200608, 2406915, 2567376, 2750760, 2852640, 3209220, 3667680, 3851064, 4278960, 4813830, 5134752, 5501520, 6418440, 7702128, 8557920, 9627660, 11003040, 12836880, 15404256, 19255320, 25673760, 38510640, 77021280]

約数ペア:

[(1, 77021280), (2, 38510640), (3, 25673760), (4, 19255320), (5, 15404256), (6, 12836880), (7, 11003040), (8, 9627660), (9, 8557920), (10, 7702128), (12, 6418440), (14, 5501520), (15, 5134752), (16, 4813830), (18, 4278960), (20, 3851064), (21, 3667680), (24, 3209220), (27, 2852640), (28, 2750760), (30, 2567376), (32, 2406915), (35, 2200608), (36, 2139480), (40, 1925532), (42, 1833840), (45, 1711584), (48, 1604610), (54, 1426320), (56, 1375380), (60, 1283688), (63, 1222560), (70, 1100304), (72, 1069740), (80, 962766), (81, 950880), (84, 916920), (90, 855792), (96, 802305), (105, 733536), (108, 713160), (112, 687690), (120, 641844), (126, 611280), (135, 570528), (140, 550152), (144, 534870), (160, 481383), (162, 475440), (168, 458460), (180, 427896), (189, 407520), (210, 366768), (216, 356580), (224, 343845), (240, 320922), (243, 316960), (252, 305640), (270, 285264), (280, 275076), (283, 272160), (288, 267435), (315, 244512), (324, 237720), (336, 229230), (360, 213948), (378, 203760), (405, 190176), (420, 183384), (432, 178290), (480, 160461), (486, 158480), (504, 152820), (540, 142632), (560, 137538), (566, 136080), (567, 135840), (630, 122256), (648, 118860), (672, 114615), (720, 106974), (756, 101880), (810, 95088), (840, 91692), (849, 90720), (864, 89145), (945, 81504), (972, 79240), (1008, 76410), (1080, 71316), (1120, 68769), (1132, 68040), (1134, 67920), (1215, 63392), (1260, 61128), (1296, 59430), (1415, 54432), (1440, 53487), (1512, 50940), (1620, 47544), (1680, 45846), (1698, 45360), (1701, 45280), (1890, 40752), (1944, 39620), (1981, 38880), (2016, 38205), (2160, 35658), (2264, 34020), (2268, 33960), (2430, 31696), (2520, 30564), (2547, 30240), (2592, 29715), (2830, 27216), (2835, 27168), (3024, 25470), (3240, 23772), (3360, 22923), (3396, 22680), (3402, 22640), (3780, 20376), (3888, 19810), (3962, 19440), (4245, 18144), (4320, 17829), (4528, 17010), (4536, 16980), (4860, 15848), (5040, 15282), (5094, 15120), (5660, 13608), (5670, 13584), (5943, 12960), (6048, 12735), (6480, 11886), (6792, 11340), (6804, 11320), (7560, 10188), (7641, 10080), (7776, 9905), (7924, 9720), (8490, 9072), (8505, 9056)]