415876880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 984312000

約数和(自身を除く): 568435120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 149, 251, 278, 298, 502, 556, 596, 695, 745, 1004, 1112, 1192, 1255, 1390, 1490, 2008, 2224, 2384, 2510, 2780, 2980, 4016, 5020, 5560, 5960, 10040, 11120, 11920, 20080, 20711, 34889, 37399, 41422, 69778, 74798, 82844, 103555, 139556, 149596, 165688, 174445, 186995, 207110, 279112, 299192, 331376, 348890, 373990, 414220, 558224, 598384, 697780, 747980, 828440, 1395560, 1495960, 1656880, 2791120, 2991920, 5198461, 10396922, 20793844, 25992305, 41587688, 51984610, 83175376, 103969220, 207938440, 415876880]

約数ペア:

[(1, 415876880), (2, 207938440), (4, 103969220), (5, 83175376), (8, 51984610), (10, 41587688), (16, 25992305), (20, 20793844), (40, 10396922), (80, 5198461), (139, 2991920), (149, 2791120), (251, 1656880), (278, 1495960), (298, 1395560), (502, 828440), (556, 747980), (596, 697780), (695, 598384), (745, 558224), (1004, 414220), (1112, 373990), (1192, 348890), (1255, 331376), (1390, 299192), (1490, 279112), (2008, 207110), (2224, 186995), (2384, 174445), (2510, 165688), (2780, 149596), (2980, 139556), (4016, 103555), (5020, 82844), (5560, 74798), (5960, 69778), (10040, 41422), (11120, 37399), (11920, 34889), (20080, 20711)]