202139360

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 492156000

約数和(自身を除く): 290016640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 139, 149, 160, 244, 278, 298, 305, 488, 556, 596, 610, 695, 745, 976, 1112, 1192, 1220, 1390, 1490, 1952, 2224, 2384, 2440, 2780, 2980, 4448, 4768, 4880, 5560, 5960, 8479, 9089, 9760, 11120, 11920, 16958, 18178, 20711, 22240, 23840, 33916, 36356, 41422, 42395, 45445, 67832, 72712, 82844, 84790, 90890, 103555, 135664, 145424, 165688, 169580, 181780, 207110, 271328, 290848, 331376, 339160, 363560, 414220, 662752, 678320, 727120, 828440, 1263371, 1356640, 1454240, 1656880, 2526742, 3313760, 5053484, 6316855, 10106968, 12633710, 20213936, 25267420, 40427872, 50534840, 101069680, 202139360]

約数ペア:

[(1, 202139360), (2, 101069680), (4, 50534840), (5, 40427872), (8, 25267420), (10, 20213936), (16, 12633710), (20, 10106968), (32, 6316855), (40, 5053484), (61, 3313760), (80, 2526742), (122, 1656880), (139, 1454240), (149, 1356640), (160, 1263371), (244, 828440), (278, 727120), (298, 678320), (305, 662752), (488, 414220), (556, 363560), (596, 339160), (610, 331376), (695, 290848), (745, 271328), (976, 207110), (1112, 181780), (1192, 169580), (1220, 165688), (1390, 145424), (1490, 135664), (1952, 103555), (2224, 90890), (2384, 84790), (2440, 82844), (2780, 72712), (2980, 67832), (4448, 45445), (4768, 42395), (4880, 41422), (5560, 36356), (5960, 33916), (8479, 23840), (9089, 22240), (9760, 20711), (11120, 18178), (11920, 16958)]