176580040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 493920000

約数和(自身を除く): 317339960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 139, 140, 182, 260, 278, 280, 349, 364, 455, 520, 556, 695, 698, 728, 910, 973, 1112, 1390, 1396, 1745, 1807, 1820, 1946, 2443, 2780, 2792, 3490, 3614, 3640, 3892, 4537, 4865, 4886, 5560, 6980, 7228, 7784, 9035, 9074, 9730, 9772, 12215, 12649, 13960, 14456, 18070, 18148, 19460, 19544, 22685, 24430, 25298, 31759, 36140, 36296, 38920, 45370, 48511, 48860, 50596, 63245, 63518, 72280, 90740, 97022, 97720, 101192, 126490, 127036, 158795, 181480, 194044, 242555, 252980, 254072, 317590, 339577, 388088, 485110, 505960, 630643, 635180, 679154, 970220, 1261286, 1270360, 1358308, 1697885, 1940440, 2522572, 2716616, 3153215, 3395770, 4414501, 5045144, 6306430, 6791540, 8829002, 12612860, 13583080, 17658004, 22072505, 25225720, 35316008, 44145010, 88290020, 176580040]

約数ペア:

[(1, 176580040), (2, 88290020), (4, 44145010), (5, 35316008), (7, 25225720), (8, 22072505), (10, 17658004), (13, 13583080), (14, 12612860), (20, 8829002), (26, 6791540), (28, 6306430), (35, 5045144), (40, 4414501), (52, 3395770), (56, 3153215), (65, 2716616), (70, 2522572), (91, 1940440), (104, 1697885), (130, 1358308), (139, 1270360), (140, 1261286), (182, 970220), (260, 679154), (278, 635180), (280, 630643), (349, 505960), (364, 485110), (455, 388088), (520, 339577), (556, 317590), (695, 254072), (698, 252980), (728, 242555), (910, 194044), (973, 181480), (1112, 158795), (1390, 127036), (1396, 126490), (1745, 101192), (1807, 97720), (1820, 97022), (1946, 90740), (2443, 72280), (2780, 63518), (2792, 63245), (3490, 50596), (3614, 48860), (3640, 48511), (3892, 45370), (4537, 38920), (4865, 36296), (4886, 36140), (5560, 31759), (6980, 25298), (7228, 24430), (7784, 22685), (9035, 19544), (9074, 19460), (9730, 18148), (9772, 18070), (12215, 14456), (12649, 13960)]