8685687.00000000

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4561}}^1$

素因数の和:4592

約数の個数: 144

約数和(自身を含む): 304239780

約数和(自身を除く): 223783740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4561, 5880, 8820, 9122, 13683, 17640, 18244, 22805, 27366, 31927, 36488, 41049, 45610, 54732, 63854, 68415, 82098, 91220, 95781, 109464, 127708, 136830, 159635, 164196, 182440, 191562, 205245, 223489, 255416, 273660, 287343, 319270, 328392, 383124, 410490, 446978, 478905, 547320, 574686, 638540, 670467, 766248, 820980, 893956, 957810, 1117445, 1149372, 1277080, 1340934, 1436715, 1641960, 1787912, 1915620, 2011401, 2234890, 2298744, 2681868, 2873430, 3352335, 3831240, 4022802, 4469780, 5363736, 5746860, 6704670, 8045604, 8939560, 10057005, 11493720, 13409340, 16091208, 20114010, 26818680, 40228020, 80456040]

約数ペア:

[(1, 80456040), (2, 40228020), (3, 26818680), (4, 20114010), (5, 16091208), (6, 13409340), (7, 11493720), (8, 10057005), (9, 8939560), (10, 8045604), (12, 6704670), (14, 5746860), (15, 5363736), (18, 4469780), (20, 4022802), (21, 3831240), (24, 3352335), (28, 2873430), (30, 2681868), (35, 2298744), (36, 2234890), (40, 2011401), (42, 1915620), (45, 1787912), (49, 1641960), (56, 1436715), (60, 1340934), (63, 1277080), (70, 1149372), (72, 1117445), (84, 957810), (90, 893956), (98, 820980), (105, 766248), (120, 670467), (126, 638540), (140, 574686), (147, 547320), (168, 478905), (180, 446978), (196, 410490), (210, 383124), (245, 328392), (252, 319270), (280, 287343), (294, 273660), (315, 255416), (360, 223489), (392, 205245), (420, 191562), (441, 182440), (490, 164196), (504, 159635), (588, 136830), (630, 127708), (735, 109464), (840, 95781), (882, 91220), (980, 82098), (1176, 68415), (1260, 63854), (1470, 54732), (1764, 45610), (1960, 41049), (2205, 36488), (2520, 31927), (2940, 27366), (3528, 22805), (4410, 18244), (4561, 17640), (5880, 13683), (8820, 9122)]