201955380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1949}}^1$

素因数の和:2129

約数の個数: 96

約数和(自身を含む): 621129600

約数和(自身を除く): 419174220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 157, 165, 220, 314, 330, 471, 628, 660, 785, 942, 1570, 1727, 1884, 1949, 2355, 3140, 3454, 3898, 4710, 5181, 5847, 6908, 7796, 8635, 9420, 9745, 10362, 11694, 17270, 19490, 20724, 21439, 23388, 25905, 29235, 34540, 38980, 42878, 51810, 58470, 64317, 85756, 103620, 107195, 116940, 128634, 214390, 257268, 305993, 321585, 428780, 611986, 643170, 917979, 1223972, 1286340, 1529965, 1835958, 3059930, 3365923, 3671916, 4589895, 6119860, 6731846, 9179790, 10097769, 13463692, 16829615, 18359580, 20195538, 33659230, 40391076, 50488845, 67318460, 100977690, 201955380]

約数ペア:

[(1, 201955380), (2, 100977690), (3, 67318460), (4, 50488845), (5, 40391076), (6, 33659230), (10, 20195538), (11, 18359580), (12, 16829615), (15, 13463692), (20, 10097769), (22, 9179790), (30, 6731846), (33, 6119860), (44, 4589895), (55, 3671916), (60, 3365923), (66, 3059930), (110, 1835958), (132, 1529965), (157, 1286340), (165, 1223972), (220, 917979), (314, 643170), (330, 611986), (471, 428780), (628, 321585), (660, 305993), (785, 257268), (942, 214390), (1570, 128634), (1727, 116940), (1884, 107195), (1949, 103620), (2355, 85756), (3140, 64317), (3454, 58470), (3898, 51810), (4710, 42878), (5181, 38980), (5847, 34540), (6908, 29235), (7796, 25905), (8635, 23388), (9420, 21439), (9745, 20724), (10362, 19490), (11694, 17270)]