187455440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 448364160

約数和(自身を除く): 260908720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 107, 122, 214, 244, 305, 359, 428, 488, 535, 610, 718, 856, 976, 1070, 1220, 1436, 1712, 1795, 2140, 2440, 2872, 3590, 4280, 4880, 5744, 6527, 7180, 8560, 13054, 14360, 21899, 26108, 28720, 32635, 38413, 43798, 52216, 65270, 76826, 87596, 104432, 109495, 130540, 153652, 175192, 192065, 218990, 261080, 307304, 350384, 384130, 437980, 522160, 614608, 768260, 875960, 1536520, 1751920, 2343193, 3073040, 4686386, 9372772, 11715965, 18745544, 23431930, 37491088, 46863860, 93727720, 187455440]

約数ペア:

[(1, 187455440), (2, 93727720), (4, 46863860), (5, 37491088), (8, 23431930), (10, 18745544), (16, 11715965), (20, 9372772), (40, 4686386), (61, 3073040), (80, 2343193), (107, 1751920), (122, 1536520), (214, 875960), (244, 768260), (305, 614608), (359, 522160), (428, 437980), (488, 384130), (535, 350384), (610, 307304), (718, 261080), (856, 218990), (976, 192065), (1070, 175192), (1220, 153652), (1436, 130540), (1712, 109495), (1795, 104432), (2140, 87596), (2440, 76826), (2872, 65270), (3590, 52216), (4280, 43798), (4880, 38413), (5744, 32635), (6527, 28720), (7180, 26108), (8560, 21899), (13054, 14360)]