513885780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 1761177600

約数和(自身を除く): 1247291820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 47, 57, 60, 69, 76, 90, 92, 94, 95, 114, 115, 138, 139, 141, 171, 180, 188, 190, 207, 228, 230, 235, 276, 278, 282, 285, 342, 345, 380, 414, 417, 423, 437, 460, 470, 556, 564, 570, 684, 690, 695, 705, 828, 834, 846, 855, 874, 893, 940, 1035, 1081, 1140, 1251, 1311, 1380, 1390, 1410, 1668, 1692, 1710, 1748, 1786, 2070, 2085, 2115, 2162, 2185, 2502, 2622, 2641, 2679, 2780, 2820, 3197, 3243, 3420, 3572, 3933, 4140, 4170, 4230, 4324, 4370, 4465, 5004, 5244, 5282, 5358, 5405, 6255, 6394, 6486, 6533, 6555, 7866, 7923, 8037, 8340, 8460, 8740, 8930, 9591, 9729, 10564, 10716, 10810, 12510, 12788, 12972, 13066, 13110, 13205, 13395, 15732, 15846, 15985, 16074, 16215, 17860, 19182, 19458, 19599, 19665, 20539, 21620, 23769, 25020, 26132, 26220, 26410, 26790, 28773, 31692, 31970, 32148, 32430, 32665, 38364, 38916, 39198, 39330, 39615, 40185, 41078, 47538, 47955, 48645, 52820, 53580, 57546, 58797, 60743, 61617, 63940, 64860, 65330, 78396, 78660, 79230, 80370, 82156, 95076, 95910, 97290, 97995, 102695, 115092, 117594, 118845, 121486, 123234, 124127, 130660, 143865, 150259, 158460, 160740, 182229, 184851, 191820, 194580, 195990, 205390, 235188, 237690, 242972, 246468, 248254, 287730, 293985, 300518, 303715, 308085, 364458, 369702, 372381, 391980, 410780, 450777, 475380, 496508, 546687, 575460, 587970, 601036, 607430, 616170, 620635, 728916, 739404, 744762, 751295, 901554, 911145, 924255, 1093374, 1117143, 1175940, 1214860, 1232340, 1241270, 1352331, 1489524, 1502590, 1803108, 1822290, 1848510, 1861905, 2186748, 2234286, 2253885, 2482540, 2704662, 2733435, 2854921, 3005180, 3644580, 3697020, 3723810, 4468572, 4507770, 5409324, 5466870, 5585715, 5709842, 6761655, 7447620, 8564763, 9015540, 10933740, 11171430, 11419684, 13523310, 14274605, 17129526, 22342860, 25694289, 27046620, 28549210, 34259052, 42823815, 51388578, 57098420, 85647630, 102777156, 128471445, 171295260, 256942890, 513885780]

約数ペア:

[(1, 513885780), (2, 256942890), (3, 171295260), (4, 128471445), (5, 102777156), (6, 85647630), (9, 57098420), (10, 51388578), (12, 42823815), (15, 34259052), (18, 28549210), (19, 27046620), (20, 25694289), (23, 22342860), (30, 17129526), (36, 14274605), (38, 13523310), (45, 11419684), (46, 11171430), (47, 10933740), (57, 9015540), (60, 8564763), (69, 7447620), (76, 6761655), (90, 5709842), (92, 5585715), (94, 5466870), (95, 5409324), (114, 4507770), (115, 4468572), (138, 3723810), (139, 3697020), (141, 3644580), (171, 3005180), (180, 2854921), (188, 2733435), (190, 2704662), (207, 2482540), (228, 2253885), (230, 2234286), (235, 2186748), (276, 1861905), (278, 1848510), (282, 1822290), (285, 1803108), (342, 1502590), (345, 1489524), (380, 1352331), (414, 1241270), (417, 1232340), (423, 1214860), (437, 1175940), (460, 1117143), (470, 1093374), (556, 924255), (564, 911145), (570, 901554), (684, 751295), (690, 744762), (695, 739404), (705, 728916), (828, 620635), (834, 616170), (846, 607430), (855, 601036), (874, 587970), (893, 575460), (940, 546687), (1035, 496508), (1081, 475380), (1140, 450777), (1251, 410780), (1311, 391980), (1380, 372381), (1390, 369702), (1410, 364458), (1668, 308085), (1692, 303715), (1710, 300518), (1748, 293985), (1786, 287730), (2070, 248254), (2085, 246468), (2115, 242972), (2162, 237690), (2185, 235188), (2502, 205390), (2622, 195990), (2641, 194580), (2679, 191820), (2780, 184851), (2820, 182229), (3197, 160740), (3243, 158460), (3420, 150259), (3572, 143865), (3933, 130660), (4140, 124127), (4170, 123234), (4230, 121486), (4324, 118845), (4370, 117594), (4465, 115092), (5004, 102695), (5244, 97995), (5282, 97290), (5358, 95910), (5405, 95076), (6255, 82156), (6394, 80370), (6486, 79230), (6533, 78660), (6555, 78396), (7866, 65330), (7923, 64860), (8037, 63940), (8340, 61617), (8460, 60743), (8740, 58797), (8930, 57546), (9591, 53580), (9729, 52820), (10564, 48645), (10716, 47955), (10810, 47538), (12510, 41078), (12788, 40185), (12972, 39615), (13066, 39330), (13110, 39198), (13205, 38916), (13395, 38364), (15732, 32665), (15846, 32430), (15985, 32148), (16074, 31970), (16215, 31692), (17860, 28773), (19182, 26790), (19458, 26410), (19599, 26220), (19665, 26132), (20539, 25020), (21620, 23769)]