205156680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 256

約数和(自身を含む): 705024000

約数和(自身を除く): 499867320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 67, 68, 76, 79, 85, 95, 102, 114, 120, 134, 136, 152, 158, 170, 190, 201, 204, 228, 237, 255, 268, 285, 316, 323, 335, 340, 380, 395, 402, 408, 456, 474, 510, 536, 570, 632, 646, 670, 680, 760, 790, 804, 948, 969, 1005, 1020, 1139, 1140, 1185, 1273, 1292, 1340, 1343, 1501, 1580, 1608, 1615, 1896, 1938, 2010, 2040, 2278, 2280, 2370, 2546, 2584, 2680, 2686, 3002, 3160, 3230, 3417, 3819, 3876, 4020, 4029, 4503, 4556, 4740, 4845, 5092, 5293, 5372, 5695, 6004, 6365, 6460, 6715, 6834, 7505, 7638, 7752, 8040, 8058, 9006, 9112, 9480, 9690, 10184, 10586, 10744, 11390, 12008, 12730, 12920, 13430, 13668, 15010, 15276, 15879, 16116, 17085, 18012, 19095, 19380, 20145, 21172, 21641, 22515, 22780, 25460, 25517, 26465, 26860, 27336, 30020, 30552, 31758, 32232, 34170, 36024, 38190, 38760, 40290, 42344, 43282, 45030, 45560, 50920, 51034, 52930, 53720, 60040, 63516, 64923, 68340, 76380, 76551, 79395, 80580, 86564, 89981, 90060, 100567, 102068, 105860, 108205, 127032, 127585, 129846, 136680, 152760, 153102, 158790, 161160, 173128, 179962, 180120, 201134, 204136, 211720, 216410, 255170, 259692, 269943, 301701, 306204, 317580, 324615, 359924, 382755, 402268, 432820, 449905, 502835, 510340, 519384, 539886, 603402, 612408, 635160, 649230, 719848, 765510, 804536, 865640, 899810, 1005670, 1020680, 1079772, 1206804, 1298460, 1349715, 1508505, 1531020, 1709639, 1799620, 2011340, 2159544, 2413608, 2596920, 2699430, 3017010, 3062040, 3419278, 3599240, 4022680, 5128917, 5398860, 6034020, 6838556, 8548195, 10257834, 10797720, 12068040, 13677112, 17096390, 20515668, 25644585, 34192780, 41031336, 51289170, 68385560, 102578340, 205156680]

約数ペア:

[(1, 205156680), (2, 102578340), (3, 68385560), (4, 51289170), (5, 41031336), (6, 34192780), (8, 25644585), (10, 20515668), (12, 17096390), (15, 13677112), (17, 12068040), (19, 10797720), (20, 10257834), (24, 8548195), (30, 6838556), (34, 6034020), (38, 5398860), (40, 5128917), (51, 4022680), (57, 3599240), (60, 3419278), (67, 3062040), (68, 3017010), (76, 2699430), (79, 2596920), (85, 2413608), (95, 2159544), (102, 2011340), (114, 1799620), (120, 1709639), (134, 1531020), (136, 1508505), (152, 1349715), (158, 1298460), (170, 1206804), (190, 1079772), (201, 1020680), (204, 1005670), (228, 899810), (237, 865640), (255, 804536), (268, 765510), (285, 719848), (316, 649230), (323, 635160), (335, 612408), (340, 603402), (380, 539886), (395, 519384), (402, 510340), (408, 502835), (456, 449905), (474, 432820), (510, 402268), (536, 382755), (570, 359924), (632, 324615), (646, 317580), (670, 306204), (680, 301701), (760, 269943), (790, 259692), (804, 255170), (948, 216410), (969, 211720), (1005, 204136), (1020, 201134), (1139, 180120), (1140, 179962), (1185, 173128), (1273, 161160), (1292, 158790), (1340, 153102), (1343, 152760), (1501, 136680), (1580, 129846), (1608, 127585), (1615, 127032), (1896, 108205), (1938, 105860), (2010, 102068), (2040, 100567), (2278, 90060), (2280, 89981), (2370, 86564), (2546, 80580), (2584, 79395), (2680, 76551), (2686, 76380), (3002, 68340), (3160, 64923), (3230, 63516), (3417, 60040), (3819, 53720), (3876, 52930), (4020, 51034), (4029, 50920), (4503, 45560), (4556, 45030), (4740, 43282), (4845, 42344), (5092, 40290), (5293, 38760), (5372, 38190), (5695, 36024), (6004, 34170), (6365, 32232), (6460, 31758), (6715, 30552), (6834, 30020), (7505, 27336), (7638, 26860), (7752, 26465), (8040, 25517), (8058, 25460), (9006, 22780), (9112, 22515), (9480, 21641), (9690, 21172), (10184, 20145), (10586, 19380), (10744, 19095), (11390, 18012), (12008, 17085), (12730, 16116), (12920, 15879), (13430, 15276), (13668, 15010)]