155606960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4506

約数の個数: 80

約数和(自身を含む): 397474560

約数和(自身を除く): 241867600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 4451, 6992, 8740, 8902, 17480, 17804, 22255, 34960, 35608, 44510, 71216, 84569, 89020, 102373, 169138, 178040, 204746, 338276, 356080, 409492, 422845, 511865, 676552, 818984, 845690, 1023730, 1353104, 1637968, 1691380, 1945087, 2047460, 3382760, 3890174, 4094920, 6765520, 7780348, 8189840, 9725435, 15560696, 19450870, 31121392, 38901740, 77803480, 155606960]

約数ペア:

[(1, 155606960), (2, 77803480), (4, 38901740), (5, 31121392), (8, 19450870), (10, 15560696), (16, 9725435), (19, 8189840), (20, 7780348), (23, 6765520), (38, 4094920), (40, 3890174), (46, 3382760), (76, 2047460), (80, 1945087), (92, 1691380), (95, 1637968), (115, 1353104), (152, 1023730), (184, 845690), (190, 818984), (230, 676552), (304, 511865), (368, 422845), (380, 409492), (437, 356080), (460, 338276), (760, 204746), (874, 178040), (920, 169138), (1520, 102373), (1748, 89020), (1840, 84569), (2185, 71216), (3496, 44510), (4370, 35608), (4451, 34960), (6992, 22255), (8740, 17804), (8902, 17480)]