2178391320

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:860

約数の個数: 320

約数和(自身を含む): 8440185600

約数和(自身を除く): 6261794280

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, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 139, 140, 162, 168, 180, 189, 210, 216, 252, 270, 278, 280, 315, 324, 360, 378, 405, 417, 420, 504, 540, 556, 567, 630, 648, 691, 695, 756, 810, 834, 840, 945, 973, 1080, 1112, 1134, 1251, 1260, 1382, 1390, 1512, 1620, 1668, 1890, 1946, 2073, 2085, 2268, 2502, 2520, 2764, 2780, 2835, 2919, 3240, 3336, 3455, 3753, 3780, 3892, 4146, 4170, 4536, 4837, 4865, 5004, 5528, 5560, 5670, 5838, 6219, 6255, 6910, 7506, 7560, 7784, 8292, 8340, 8757, 9674, 9730, 10008, 10365, 11259, 11340, 11676, 12438, 12510, 13820, 14511, 14595, 15012, 16584, 16680, 17514, 18657, 18765, 19348, 19460, 20730, 22518, 22680, 23352, 24185, 24876, 25020, 26271, 27640, 29022, 29190, 30024, 31095, 35028, 37314, 37530, 38696, 38920, 41460, 43533, 43785, 45036, 48370, 49752, 50040, 52542, 55971, 56295, 58044, 58380, 62190, 70056, 72555, 74628, 75060, 78813, 82920, 87066, 87570, 90072, 93285, 96049, 96740, 105084, 111942, 112590, 116088, 116760, 124380, 130599, 131355, 145110, 149256, 150120, 157626, 174132, 175140, 186570, 192098, 193480, 210168, 217665, 223884, 225180, 248760, 261198, 262710, 279855, 288147, 290220, 315252, 348264, 350280, 373140, 384196, 391797, 394065, 435330, 447768, 450360, 480245, 522396, 525420, 559710, 576294, 580440, 630504, 652995, 672343, 746280, 768392, 783594, 788130, 864441, 870660, 960490, 1044792, 1050840, 1119420, 1152588, 1305990, 1344686, 1440735, 1567188, 1576260, 1728882, 1741320, 1920980, 1958985, 2017029, 2238840, 2305176, 2593323, 2611980, 2689372, 2881470, 3134376, 3152520, 3361715, 3457764, 3841960, 3917970, 4034058, 4322205, 5186646, 5223960, 5378744, 5762940, 6051087, 6723430, 6915528, 7779969, 7835940, 8068116, 8644410, 10085145, 10373292, 11525880, 12102174, 12966615, 13446860, 15559938, 15671880, 16136232, 17288820, 18153261, 20170290, 20746584, 24204348, 25933230, 26893720, 30255435, 31119876, 34577640, 36306522, 38899845, 40340580, 48408696, 51866460, 54459783, 60510870, 62239752, 72613044, 77799690, 80681160, 90766305, 103732920, 108919566, 121021740, 145226088, 155599380, 181532610, 217839132, 242043480, 272298915, 311198760, 363065220, 435678264, 544597830, 726130440, 1089195660, 2178391320]

約数ペア:

[(1, 2178391320), (2, 1089195660), (3, 726130440), (4, 544597830), (5, 435678264), (6, 363065220), (7, 311198760), (8, 272298915), (9, 242043480), (10, 217839132), (12, 181532610), (14, 155599380), (15, 145226088), (18, 121021740), (20, 108919566), (21, 103732920), (24, 90766305), (27, 80681160), (28, 77799690), (30, 72613044), (35, 62239752), (36, 60510870), (40, 54459783), (42, 51866460), (45, 48408696), (54, 40340580), (56, 38899845), (60, 36306522), (63, 34577640), (70, 31119876), (72, 30255435), (81, 26893720), (84, 25933230), (90, 24204348), (105, 20746584), (108, 20170290), (120, 18153261), (126, 17288820), (135, 16136232), (139, 15671880), (140, 15559938), (162, 13446860), (168, 12966615), (180, 12102174), (189, 11525880), (210, 10373292), (216, 10085145), (252, 8644410), (270, 8068116), (278, 7835940), (280, 7779969), (315, 6915528), (324, 6723430), (360, 6051087), (378, 5762940), (405, 5378744), (417, 5223960), (420, 5186646), (504, 4322205), (540, 4034058), (556, 3917970), (567, 3841960), (630, 3457764), (648, 3361715), (691, 3152520), (695, 3134376), (756, 2881470), (810, 2689372), (834, 2611980), (840, 2593323), (945, 2305176), (973, 2238840), (1080, 2017029), (1112, 1958985), (1134, 1920980), (1251, 1741320), (1260, 1728882), (1382, 1576260), (1390, 1567188), (1512, 1440735), (1620, 1344686), (1668, 1305990), (1890, 1152588), (1946, 1119420), (2073, 1050840), (2085, 1044792), (2268, 960490), (2502, 870660), (2520, 864441), (2764, 788130), (2780, 783594), (2835, 768392), (2919, 746280), (3240, 672343), (3336, 652995), (3455, 630504), (3753, 580440), (3780, 576294), (3892, 559710), (4146, 525420), (4170, 522396), (4536, 480245), (4837, 450360), (4865, 447768), (5004, 435330), (5528, 394065), (5560, 391797), (5670, 384196), (5838, 373140), (6219, 350280), (6255, 348264), (6910, 315252), (7506, 290220), (7560, 288147), (7784, 279855), (8292, 262710), (8340, 261198), (8757, 248760), (9674, 225180), (9730, 223884), (10008, 217665), (10365, 210168), (11259, 193480), (11340, 192098), (11676, 186570), (12438, 175140), (12510, 174132), (13820, 157626), (14511, 150120), (14595, 149256), (15012, 145110), (16584, 131355), (16680, 130599), (17514, 124380), (18657, 116760), (18765, 116088), (19348, 112590), (19460, 111942), (20730, 105084), (22518, 96740), (22680, 96049), (23352, 93285), (24185, 90072), (24876, 87570), (25020, 87066), (26271, 82920), (27640, 78813), (29022, 75060), (29190, 74628), (30024, 72555), (31095, 70056), (35028, 62190), (37314, 58380), (37530, 58044), (38696, 56295), (38920, 55971), (41460, 52542), (43533, 50040), (43785, 49752), (45036, 48370)]