389636520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1216

約数の個数: 256

約数和(自身を含む): 1486356480

約数和(自身を除く): 1096719960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1151, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2302, 2418, 2604, 2730, 2821, 3224, 3255, 3453, 3640, 3720, 4030, 4340, 4604, 4836, 5208, 5460, 5642, 5755, 6045, 6510, 6906, 8057, 8060, 8463, 8680, 9208, 9672, 10920, 11284, 11510, 12090, 13020, 13812, 14105, 14963, 16114, 16120, 16926, 17265, 22568, 23020, 24171, 24180, 26040, 27624, 28210, 29926, 32228, 33852, 34530, 35681, 40285, 42315, 44889, 46040, 48342, 48360, 56420, 59852, 64456, 67704, 69060, 71362, 74815, 80570, 84630, 89778, 96684, 104741, 107043, 112840, 119704, 120855, 138120, 142724, 149630, 161140, 169260, 178405, 179556, 193368, 209482, 214086, 224445, 241710, 249767, 285448, 299260, 314223, 322280, 338520, 356810, 359112, 418964, 428172, 448890, 463853, 483420, 499534, 523705, 535215, 598520, 628446, 713620, 749301, 837928, 856344, 897780, 927706, 966840, 999068, 1047410, 1070430, 1248835, 1256892, 1391559, 1427240, 1498602, 1571115, 1795560, 1855412, 1998136, 2094820, 2140860, 2319265, 2497670, 2513784, 2783118, 2997204, 3142230, 3246971, 3710824, 3746505, 4189640, 4281720, 4638530, 4995340, 5566236, 5994408, 6284460, 6493942, 6957795, 7493010, 9277060, 9740913, 9990680, 11132472, 12568920, 12987884, 13915590, 14986020, 16234855, 18554120, 19481826, 25975768, 27831180, 29972040, 32469710, 38963652, 48704565, 55662360, 64939420, 77927304, 97409130, 129878840, 194818260, 389636520]

約数ペア:

[(1, 389636520), (2, 194818260), (3, 129878840), (4, 97409130), (5, 77927304), (6, 64939420), (7, 55662360), (8, 48704565), (10, 38963652), (12, 32469710), (13, 29972040), (14, 27831180), (15, 25975768), (20, 19481826), (21, 18554120), (24, 16234855), (26, 14986020), (28, 13915590), (30, 12987884), (31, 12568920), (35, 11132472), (39, 9990680), (40, 9740913), (42, 9277060), (52, 7493010), (56, 6957795), (60, 6493942), (62, 6284460), (65, 5994408), (70, 5566236), (78, 4995340), (84, 4638530), (91, 4281720), (93, 4189640), (104, 3746505), (105, 3710824), (120, 3246971), (124, 3142230), (130, 2997204), (140, 2783118), (155, 2513784), (156, 2497670), (168, 2319265), (182, 2140860), (186, 2094820), (195, 1998136), (210, 1855412), (217, 1795560), (248, 1571115), (260, 1498602), (273, 1427240), (280, 1391559), (310, 1256892), (312, 1248835), (364, 1070430), (372, 1047410), (390, 999068), (403, 966840), (420, 927706), (434, 897780), (455, 856344), (465, 837928), (520, 749301), (546, 713620), (620, 628446), (651, 598520), (728, 535215), (744, 523705), (780, 499534), (806, 483420), (840, 463853), (868, 448890), (910, 428172), (930, 418964), (1085, 359112), (1092, 356810), (1151, 338520), (1209, 322280), (1240, 314223), (1302, 299260), (1365, 285448), (1560, 249767), (1612, 241710), (1736, 224445), (1820, 214086), (1860, 209482), (2015, 193368), (2170, 179556), (2184, 178405), (2302, 169260), (2418, 161140), (2604, 149630), (2730, 142724), (2821, 138120), (3224, 120855), (3255, 119704), (3453, 112840), (3640, 107043), (3720, 104741), (4030, 96684), (4340, 89778), (4604, 84630), (4836, 80570), (5208, 74815), (5460, 71362), (5642, 69060), (5755, 67704), (6045, 64456), (6510, 59852), (6906, 56420), (8057, 48360), (8060, 48342), (8463, 46040), (8680, 44889), (9208, 42315), (9672, 40285), (10920, 35681), (11284, 34530), (11510, 33852), (12090, 32228), (13020, 29926), (13812, 28210), (14105, 27624), (14963, 26040), (16114, 24180), (16120, 24171), (16926, 23020), (17265, 22568)]