780281208

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 256

約数和(自身を含む): 2639232000

約数和(自身を除く): 1858950792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 157, 168, 171, 173, 189, 216, 228, 252, 266, 314, 342, 346, 378, 399, 456, 471, 504, 513, 519, 532, 628, 684, 692, 756, 798, 942, 1026, 1038, 1064, 1099, 1197, 1211, 1256, 1368, 1384, 1413, 1512, 1557, 1596, 1884, 2052, 2076, 2198, 2394, 2422, 2826, 2983, 3114, 3192, 3287, 3297, 3591, 3633, 3768, 4104, 4152, 4239, 4396, 4671, 4788, 4844, 5652, 5966, 6228, 6574, 6594, 7182, 7266, 8478, 8792, 8949, 9342, 9576, 9688, 9861, 9891, 10899, 11304, 11932, 12456, 13148, 13188, 14364, 14532, 16956, 17898, 18684, 19722, 19782, 20881, 21798, 23009, 23864, 26296, 26376, 26847, 27161, 28728, 29064, 29583, 29673, 32697, 33912, 35796, 37368, 39444, 39564, 41762, 43596, 46018, 53694, 54322, 59166, 59346, 62643, 65394, 69027, 71592, 78888, 79128, 80541, 81483, 83524, 87192, 88749, 92036, 107388, 108644, 118332, 118692, 125286, 130788, 138054, 161082, 162966, 167048, 177498, 184072, 187929, 190127, 207081, 214776, 217288, 236664, 237384, 244449, 250572, 261576, 276108, 322164, 325932, 354996, 375858, 380254, 414162, 488898, 501144, 516059, 552216, 563787, 570381, 621243, 644328, 651864, 709992, 733347, 751716, 760508, 828324, 977796, 1032118, 1127574, 1140762, 1242486, 1466694, 1503432, 1521016, 1548177, 1656648, 1711143, 1955592, 2064236, 2255148, 2281524, 2484972, 2933388, 3096354, 3422286, 3612413, 4128472, 4510296, 4563048, 4644531, 4969944, 5133429, 5866776, 6192708, 6844572, 7224826, 9289062, 10266858, 10837239, 12385416, 13689144, 13933593, 14449652, 18578124, 20533716, 21674478, 27867186, 28899304, 32511717, 37156248, 41067432, 43348956, 55734372, 65023434, 86697912, 97535151, 111468744, 130046868, 195070302, 260093736, 390140604, 780281208]

約数ペア:

[(1, 780281208), (2, 390140604), (3, 260093736), (4, 195070302), (6, 130046868), (7, 111468744), (8, 97535151), (9, 86697912), (12, 65023434), (14, 55734372), (18, 43348956), (19, 41067432), (21, 37156248), (24, 32511717), (27, 28899304), (28, 27867186), (36, 21674478), (38, 20533716), (42, 18578124), (54, 14449652), (56, 13933593), (57, 13689144), (63, 12385416), (72, 10837239), (76, 10266858), (84, 9289062), (108, 7224826), (114, 6844572), (126, 6192708), (133, 5866776), (152, 5133429), (157, 4969944), (168, 4644531), (171, 4563048), (173, 4510296), (189, 4128472), (216, 3612413), (228, 3422286), (252, 3096354), (266, 2933388), (314, 2484972), (342, 2281524), (346, 2255148), (378, 2064236), (399, 1955592), (456, 1711143), (471, 1656648), (504, 1548177), (513, 1521016), (519, 1503432), (532, 1466694), (628, 1242486), (684, 1140762), (692, 1127574), (756, 1032118), (798, 977796), (942, 828324), (1026, 760508), (1038, 751716), (1064, 733347), (1099, 709992), (1197, 651864), (1211, 644328), (1256, 621243), (1368, 570381), (1384, 563787), (1413, 552216), (1512, 516059), (1557, 501144), (1596, 488898), (1884, 414162), (2052, 380254), (2076, 375858), (2198, 354996), (2394, 325932), (2422, 322164), (2826, 276108), (2983, 261576), (3114, 250572), (3192, 244449), (3287, 237384), (3297, 236664), (3591, 217288), (3633, 214776), (3768, 207081), (4104, 190127), (4152, 187929), (4239, 184072), (4396, 177498), (4671, 167048), (4788, 162966), (4844, 161082), (5652, 138054), (5966, 130788), (6228, 125286), (6574, 118692), (6594, 118332), (7182, 108644), (7266, 107388), (8478, 92036), (8792, 88749), (8949, 87192), (9342, 83524), (9576, 81483), (9688, 80541), (9861, 79128), (9891, 78888), (10899, 71592), (11304, 69027), (11932, 65394), (12456, 62643), (13148, 59346), (13188, 59166), (14364, 54322), (14532, 53694), (16956, 46018), (17898, 43596), (18684, 41762), (19722, 39564), (19782, 39444), (20881, 37368), (21798, 35796), (23009, 33912), (23864, 32697), (26296, 29673), (26376, 29583), (26847, 29064), (27161, 28728)]