511281680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 240

約数和(自身を含む): 1519902720

約数和(自身を除く): 1008621040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 79, 80, 91, 98, 104, 112, 127, 130, 140, 158, 182, 196, 208, 245, 254, 260, 280, 316, 364, 392, 395, 455, 490, 508, 520, 553, 560, 632, 635, 637, 728, 784, 790, 889, 910, 980, 1016, 1027, 1040, 1106, 1264, 1270, 1274, 1456, 1580, 1651, 1778, 1820, 1960, 2032, 2054, 2212, 2540, 2548, 2765, 3160, 3185, 3302, 3556, 3640, 3871, 3920, 4108, 4424, 4445, 5080, 5096, 5135, 5530, 6223, 6320, 6370, 6604, 7112, 7189, 7280, 7742, 8216, 8255, 8848, 8890, 10033, 10160, 10192, 10270, 11060, 11557, 12446, 12740, 13208, 14224, 14378, 15484, 16432, 16510, 17780, 19355, 20066, 20540, 22120, 23114, 24892, 25480, 26416, 28756, 30968, 31115, 33020, 35560, 35945, 38710, 40132, 41080, 44240, 46228, 49784, 50165, 50323, 50960, 57512, 57785, 61936, 62230, 66040, 70231, 71120, 71890, 77420, 80264, 80899, 82160, 92456, 99568, 100330, 100646, 115024, 115570, 124460, 130429, 132080, 140462, 143780, 154840, 160528, 161798, 184912, 200660, 201292, 231140, 248920, 251615, 260858, 280924, 287560, 309680, 323596, 351155, 401320, 402584, 404495, 462280, 491617, 497840, 503230, 521716, 561848, 575120, 647192, 652145, 702310, 802640, 805168, 808990, 913003, 924560, 983234, 1006460, 1043432, 1123696, 1294384, 1304290, 1404620, 1617980, 1826006, 1966468, 2012920, 2086864, 2458085, 2608580, 2809240, 3235960, 3652012, 3932936, 4025840, 4565015, 4916170, 5217160, 5618480, 6391021, 6471920, 7304024, 7865872, 9130030, 9832340, 10434320, 12782042, 14608048, 18260060, 19664680, 25564084, 31955105, 36520120, 39329360, 51128168, 63910210, 73040240, 102256336, 127820420, 255640840, 511281680]

約数ペア:

[(1, 511281680), (2, 255640840), (4, 127820420), (5, 102256336), (7, 73040240), (8, 63910210), (10, 51128168), (13, 39329360), (14, 36520120), (16, 31955105), (20, 25564084), (26, 19664680), (28, 18260060), (35, 14608048), (40, 12782042), (49, 10434320), (52, 9832340), (56, 9130030), (65, 7865872), (70, 7304024), (79, 6471920), (80, 6391021), (91, 5618480), (98, 5217160), (104, 4916170), (112, 4565015), (127, 4025840), (130, 3932936), (140, 3652012), (158, 3235960), (182, 2809240), (196, 2608580), (208, 2458085), (245, 2086864), (254, 2012920), (260, 1966468), (280, 1826006), (316, 1617980), (364, 1404620), (392, 1304290), (395, 1294384), (455, 1123696), (490, 1043432), (508, 1006460), (520, 983234), (553, 924560), (560, 913003), (632, 808990), (635, 805168), (637, 802640), (728, 702310), (784, 652145), (790, 647192), (889, 575120), (910, 561848), (980, 521716), (1016, 503230), (1027, 497840), (1040, 491617), (1106, 462280), (1264, 404495), (1270, 402584), (1274, 401320), (1456, 351155), (1580, 323596), (1651, 309680), (1778, 287560), (1820, 280924), (1960, 260858), (2032, 251615), (2054, 248920), (2212, 231140), (2540, 201292), (2548, 200660), (2765, 184912), (3160, 161798), (3185, 160528), (3302, 154840), (3556, 143780), (3640, 140462), (3871, 132080), (3920, 130429), (4108, 124460), (4424, 115570), (4445, 115024), (5080, 100646), (5096, 100330), (5135, 99568), (5530, 92456), (6223, 82160), (6320, 80899), (6370, 80264), (6604, 77420), (7112, 71890), (7189, 71120), (7280, 70231), (7742, 66040), (8216, 62230), (8255, 61936), (8848, 57785), (8890, 57512), (10033, 50960), (10160, 50323), (10192, 50165), (10270, 49784), (11060, 46228), (11557, 44240), (12446, 41080), (12740, 40132), (13208, 38710), (14224, 35945), (14378, 35560), (15484, 33020), (16432, 31115), (16510, 30968), (17780, 28756), (19355, 26416), (20066, 25480), (20540, 24892), (22120, 23114)]