190080880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3626

約数の個数: 80

約数和(自身を含む): 490156128

約数和(自身を除く): 300075248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3541, 4880, 5368, 6710, 7082, 10736, 13420, 14164, 17705, 26840, 28328, 35410, 38951, 53680, 56656, 70820, 77902, 141640, 155804, 194755, 216001, 283280, 311608, 389510, 432002, 623216, 779020, 864004, 1080005, 1558040, 1728008, 2160010, 2376011, 3116080, 3456016, 4320020, 4752022, 8640040, 9504044, 11880055, 17280080, 19008088, 23760110, 38016176, 47520220, 95040440, 190080880]

約数ペア:

[(1, 190080880), (2, 95040440), (4, 47520220), (5, 38016176), (8, 23760110), (10, 19008088), (11, 17280080), (16, 11880055), (20, 9504044), (22, 8640040), (40, 4752022), (44, 4320020), (55, 3456016), (61, 3116080), (80, 2376011), (88, 2160010), (110, 1728008), (122, 1558040), (176, 1080005), (220, 864004), (244, 779020), (305, 623216), (440, 432002), (488, 389510), (610, 311608), (671, 283280), (880, 216001), (976, 194755), (1220, 155804), (1342, 141640), (2440, 77902), (2684, 70820), (3355, 56656), (3541, 53680), (4880, 38951), (5368, 35410), (6710, 28328), (7082, 26840), (10736, 17705), (13420, 14164)]