261075360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 384

約数和(自身を含む): 1043159040

約数和(自身を除く): 782083680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 43, 48, 52, 56, 60, 65, 70, 78, 80, 84, 86, 91, 96, 104, 105, 112, 120, 129, 130, 139, 140, 156, 160, 168, 172, 182, 195, 208, 210, 215, 224, 240, 258, 260, 273, 278, 280, 301, 312, 336, 344, 364, 390, 416, 417, 420, 430, 455, 480, 516, 520, 546, 556, 559, 560, 602, 624, 645, 672, 688, 695, 728, 780, 834, 840, 860, 903, 910, 973, 1032, 1040, 1092, 1112, 1118, 1120, 1204, 1248, 1290, 1365, 1376, 1390, 1456, 1505, 1560, 1668, 1677, 1680, 1720, 1806, 1807, 1820, 1946, 2064, 2080, 2085, 2184, 2224, 2236, 2408, 2580, 2730, 2780, 2795, 2912, 2919, 3010, 3120, 3336, 3354, 3360, 3440, 3612, 3614, 3640, 3892, 3913, 4128, 4170, 4368, 4448, 4472, 4515, 4816, 4865, 5160, 5421, 5460, 5560, 5590, 5838, 5977, 6020, 6240, 6672, 6708, 6880, 7224, 7228, 7280, 7784, 7826, 8340, 8385, 8736, 8944, 9030, 9035, 9632, 9730, 10320, 10842, 10920, 11120, 11180, 11676, 11739, 11954, 12040, 12649, 13344, 13416, 14448, 14456, 14560, 14595, 15568, 15652, 16680, 16770, 17888, 17931, 18060, 18070, 19460, 19565, 20640, 21684, 21840, 22240, 22360, 23352, 23478, 23908, 24080, 25298, 26832, 27105, 28896, 28912, 29190, 29885, 31136, 31304, 33360, 33540, 35862, 36120, 36140, 37947, 38920, 39130, 41839, 43368, 43680, 44720, 46704, 46956, 47816, 48160, 50596, 53664, 54210, 57824, 58380, 58695, 59770, 62608, 63245, 66720, 67080, 71724, 72240, 72280, 75894, 77701, 77840, 78260, 83678, 86736, 89440, 89655, 93408, 93912, 95632, 101192, 108420, 116760, 117390, 119540, 125216, 125517, 126490, 134160, 143448, 144480, 144560, 151788, 155402, 155680, 156520, 167356, 173472, 179310, 187824, 189735, 191264, 202384, 209195, 216840, 233103, 233520, 234780, 239080, 251034, 252980, 268320, 286896, 289120, 303576, 310804, 313040, 334712, 358620, 375648, 379470, 388505, 404768, 418390, 433680, 466206, 467040, 469560, 478160, 502068, 505960, 543907, 573792, 607152, 621608, 626080, 627585, 669424, 717240, 758940, 777010, 836780, 867360, 932412, 939120, 956320, 1004136, 1011920, 1087814, 1165515, 1214304, 1243216, 1255170, 1338848, 1434480, 1517880, 1554020, 1631721, 1673560, 1864824, 1878240, 2008272, 2023840, 2175628, 2331030, 2486432, 2510340, 2719535, 2868960, 3035760, 3108040, 3263442, 3347120, 3729648, 4016544, 4351256, 4662060, 5020680, 5439070, 6071520, 6216080, 6526884, 6694240, 7459296, 8158605, 8702512, 9324120, 10041360, 10878140, 12432160, 13053768, 16317210, 17405024, 18648240, 20082720, 21756280, 26107536, 32634420, 37296480, 43512560, 52215072, 65268840, 87025120, 130537680, 261075360]

約数ペア:

[(1, 261075360), (2, 130537680), (3, 87025120), (4, 65268840), (5, 52215072), (6, 43512560), (7, 37296480), (8, 32634420), (10, 26107536), (12, 21756280), (13, 20082720), (14, 18648240), (15, 17405024), (16, 16317210), (20, 13053768), (21, 12432160), (24, 10878140), (26, 10041360), (28, 9324120), (30, 8702512), (32, 8158605), (35, 7459296), (39, 6694240), (40, 6526884), (42, 6216080), (43, 6071520), (48, 5439070), (52, 5020680), (56, 4662060), (60, 4351256), (65, 4016544), (70, 3729648), (78, 3347120), (80, 3263442), (84, 3108040), (86, 3035760), (91, 2868960), (96, 2719535), (104, 2510340), (105, 2486432), (112, 2331030), (120, 2175628), (129, 2023840), (130, 2008272), (139, 1878240), (140, 1864824), (156, 1673560), (160, 1631721), (168, 1554020), (172, 1517880), (182, 1434480), (195, 1338848), (208, 1255170), (210, 1243216), (215, 1214304), (224, 1165515), (240, 1087814), (258, 1011920), (260, 1004136), (273, 956320), (278, 939120), (280, 932412), (301, 867360), (312, 836780), (336, 777010), (344, 758940), (364, 717240), (390, 669424), (416, 627585), (417, 626080), (420, 621608), (430, 607152), (455, 573792), (480, 543907), (516, 505960), (520, 502068), (546, 478160), (556, 469560), (559, 467040), (560, 466206), (602, 433680), (624, 418390), (645, 404768), (672, 388505), (688, 379470), (695, 375648), (728, 358620), (780, 334712), (834, 313040), (840, 310804), (860, 303576), (903, 289120), (910, 286896), (973, 268320), (1032, 252980), (1040, 251034), (1092, 239080), (1112, 234780), (1118, 233520), (1120, 233103), (1204, 216840), (1248, 209195), (1290, 202384), (1365, 191264), (1376, 189735), (1390, 187824), (1456, 179310), (1505, 173472), (1560, 167356), (1668, 156520), (1677, 155680), (1680, 155402), (1720, 151788), (1806, 144560), (1807, 144480), (1820, 143448), (1946, 134160), (2064, 126490), (2080, 125517), (2085, 125216), (2184, 119540), (2224, 117390), (2236, 116760), (2408, 108420), (2580, 101192), (2730, 95632), (2780, 93912), (2795, 93408), (2912, 89655), (2919, 89440), (3010, 86736), (3120, 83678), (3336, 78260), (3354, 77840), (3360, 77701), (3440, 75894), (3612, 72280), (3614, 72240), (3640, 71724), (3892, 67080), (3913, 66720), (4128, 63245), (4170, 62608), (4368, 59770), (4448, 58695), (4472, 58380), (4515, 57824), (4816, 54210), (4865, 53664), (5160, 50596), (5421, 48160), (5460, 47816), (5560, 46956), (5590, 46704), (5838, 44720), (5977, 43680), (6020, 43368), (6240, 41839), (6672, 39130), (6708, 38920), (6880, 37947), (7224, 36140), (7228, 36120), (7280, 35862), (7784, 33540), (7826, 33360), (8340, 31304), (8385, 31136), (8736, 29885), (8944, 29190), (9030, 28912), (9035, 28896), (9632, 27105), (9730, 26832), (10320, 25298), (10842, 24080), (10920, 23908), (11120, 23478), (11180, 23352), (11676, 22360), (11739, 22240), (11954, 21840), (12040, 21684), (12649, 20640), (13344, 19565), (13416, 19460), (14448, 18070), (14456, 18060), (14560, 17931), (14595, 17888), (15568, 16770), (15652, 16680)]