204547560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 192

約数和(自身を含む): 731332800

約数和(自身を除く): 526785240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 294, 301, 344, 392, 420, 430, 490, 516, 588, 602, 645, 735, 809, 840, 860, 903, 980, 1032, 1176, 1204, 1290, 1470, 1505, 1618, 1720, 1806, 1960, 2107, 2408, 2427, 2580, 2940, 3010, 3236, 3612, 4045, 4214, 4515, 4854, 5160, 5663, 5880, 6020, 6321, 6472, 7224, 8090, 8428, 9030, 9708, 10535, 11326, 12040, 12135, 12642, 16180, 16856, 16989, 18060, 19416, 21070, 22652, 24270, 25284, 28315, 31605, 32360, 33978, 34787, 36120, 39641, 42140, 45304, 48540, 50568, 56630, 63210, 67956, 69574, 79282, 84280, 84945, 97080, 104361, 113260, 118923, 126420, 135912, 139148, 158564, 169890, 173935, 198205, 208722, 226520, 237846, 243509, 252840, 278296, 317128, 339780, 347870, 396410, 417444, 475692, 487018, 521805, 594615, 679560, 695740, 730527, 792820, 834888, 951384, 974036, 1043610, 1189230, 1217545, 1391480, 1461054, 1585640, 1704563, 1948072, 2087220, 2378460, 2435090, 2922108, 3409126, 3652635, 4174440, 4756920, 4870180, 5113689, 5844216, 6818252, 7305270, 8522815, 9740360, 10227378, 13636504, 14610540, 17045630, 20454756, 25568445, 29221080, 34091260, 40909512, 51136890, 68182520, 102273780, 204547560]

約数ペア:

[(1, 204547560), (2, 102273780), (3, 68182520), (4, 51136890), (5, 40909512), (6, 34091260), (7, 29221080), (8, 25568445), (10, 20454756), (12, 17045630), (14, 14610540), (15, 13636504), (20, 10227378), (21, 9740360), (24, 8522815), (28, 7305270), (30, 6818252), (35, 5844216), (40, 5113689), (42, 4870180), (43, 4756920), (49, 4174440), (56, 3652635), (60, 3409126), (70, 2922108), (84, 2435090), (86, 2378460), (98, 2087220), (105, 1948072), (120, 1704563), (129, 1585640), (140, 1461054), (147, 1391480), (168, 1217545), (172, 1189230), (196, 1043610), (210, 974036), (215, 951384), (245, 834888), (258, 792820), (280, 730527), (294, 695740), (301, 679560), (344, 594615), (392, 521805), (420, 487018), (430, 475692), (490, 417444), (516, 396410), (588, 347870), (602, 339780), (645, 317128), (735, 278296), (809, 252840), (840, 243509), (860, 237846), (903, 226520), (980, 208722), (1032, 198205), (1176, 173935), (1204, 169890), (1290, 158564), (1470, 139148), (1505, 135912), (1618, 126420), (1720, 118923), (1806, 113260), (1960, 104361), (2107, 97080), (2408, 84945), (2427, 84280), (2580, 79282), (2940, 69574), (3010, 67956), (3236, 63210), (3612, 56630), (4045, 50568), (4214, 48540), (4515, 45304), (4854, 42140), (5160, 39641), (5663, 36120), (5880, 34787), (6020, 33978), (6321, 32360), (6472, 31605), (7224, 28315), (8090, 25284), (8428, 24270), (9030, 22652), (9708, 21070), (10535, 19416), (11326, 18060), (12040, 16989), (12135, 16856), (12642, 16180)]