765891280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 240

約数和(自身を含む): 2279854080

約数和(自身を除く): 1513962800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 89, 110, 112, 121, 127, 140, 154, 176, 178, 220, 242, 254, 280, 308, 356, 385, 440, 445, 484, 508, 560, 605, 616, 623, 635, 712, 770, 847, 880, 889, 890, 968, 979, 1016, 1210, 1232, 1246, 1270, 1397, 1424, 1540, 1694, 1778, 1780, 1936, 1958, 2032, 2420, 2492, 2540, 2794, 3080, 3115, 3388, 3556, 3560, 3916, 4235, 4445, 4840, 4895, 4984, 5080, 5588, 6160, 6230, 6776, 6853, 6985, 7112, 7120, 7832, 8470, 8890, 9680, 9779, 9790, 9968, 10160, 10769, 11176, 11303, 12460, 13552, 13706, 13970, 14224, 15367, 15664, 16940, 17780, 19558, 19580, 21538, 22352, 22606, 24920, 27412, 27940, 30734, 33880, 34265, 35560, 39116, 39160, 43076, 45212, 48895, 49840, 53845, 54824, 55880, 56515, 61468, 67760, 68530, 71120, 75383, 76835, 78232, 78320, 79121, 86152, 90424, 97790, 107569, 107690, 109648, 111760, 113030, 122936, 124333, 137060, 150766, 153670, 156464, 158242, 172304, 180848, 195580, 215138, 215380, 226060, 245872, 248666, 274120, 301532, 307340, 316484, 376915, 391160, 395605, 430276, 430760, 452120, 497332, 537845, 548240, 603064, 614680, 621665, 632968, 753830, 782320, 791210, 860552, 861520, 870331, 904240, 994664, 1075690, 1206128, 1229360, 1243330, 1265936, 1367663, 1507660, 1582420, 1721104, 1740662, 1989328, 2151380, 2486660, 2735326, 3015320, 3164840, 3481324, 4302760, 4351655, 4973320, 5470652, 6030640, 6329680, 6838315, 6962648, 8605520, 8703310, 9573641, 9946640, 10941304, 13676630, 13925296, 17406620, 19147282, 21882608, 27353260, 34813240, 38294564, 47868205, 54706520, 69626480, 76589128, 95736410, 109413040, 153178256, 191472820, 382945640, 765891280]

約数ペア:

[(1, 765891280), (2, 382945640), (4, 191472820), (5, 153178256), (7, 109413040), (8, 95736410), (10, 76589128), (11, 69626480), (14, 54706520), (16, 47868205), (20, 38294564), (22, 34813240), (28, 27353260), (35, 21882608), (40, 19147282), (44, 17406620), (55, 13925296), (56, 13676630), (70, 10941304), (77, 9946640), (80, 9573641), (88, 8703310), (89, 8605520), (110, 6962648), (112, 6838315), (121, 6329680), (127, 6030640), (140, 5470652), (154, 4973320), (176, 4351655), (178, 4302760), (220, 3481324), (242, 3164840), (254, 3015320), (280, 2735326), (308, 2486660), (356, 2151380), (385, 1989328), (440, 1740662), (445, 1721104), (484, 1582420), (508, 1507660), (560, 1367663), (605, 1265936), (616, 1243330), (623, 1229360), (635, 1206128), (712, 1075690), (770, 994664), (847, 904240), (880, 870331), (889, 861520), (890, 860552), (968, 791210), (979, 782320), (1016, 753830), (1210, 632968), (1232, 621665), (1246, 614680), (1270, 603064), (1397, 548240), (1424, 537845), (1540, 497332), (1694, 452120), (1778, 430760), (1780, 430276), (1936, 395605), (1958, 391160), (2032, 376915), (2420, 316484), (2492, 307340), (2540, 301532), (2794, 274120), (3080, 248666), (3115, 245872), (3388, 226060), (3556, 215380), (3560, 215138), (3916, 195580), (4235, 180848), (4445, 172304), (4840, 158242), (4895, 156464), (4984, 153670), (5080, 150766), (5588, 137060), (6160, 124333), (6230, 122936), (6776, 113030), (6853, 111760), (6985, 109648), (7112, 107690), (7120, 107569), (7832, 97790), (8470, 90424), (8890, 86152), (9680, 79121), (9779, 78320), (9790, 78232), (9968, 76835), (10160, 75383), (10769, 71120), (11176, 68530), (11303, 67760), (12460, 61468), (13552, 56515), (13706, 55880), (13970, 54824), (14224, 53845), (15367, 49840), (15664, 48895), (16940, 45212), (17780, 43076), (19558, 39160), (19580, 39116), (21538, 35560), (22352, 34265), (22606, 33880), (24920, 30734), (27412, 27940)]