111979280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:936

約数の個数: 80

約数和(自身を含む): 298909440

約数和(自身を除く): 186930160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 359, 557, 560, 718, 1114, 1436, 1795, 2228, 2513, 2785, 2872, 3590, 3899, 4456, 5026, 5570, 5744, 7180, 7798, 8912, 10052, 11140, 12565, 14360, 15596, 19495, 20104, 22280, 25130, 28720, 31192, 38990, 40208, 44560, 50260, 62384, 77980, 100520, 155960, 199963, 201040, 311920, 399926, 799852, 999815, 1399741, 1599704, 1999630, 2799482, 3199408, 3999260, 5598964, 6998705, 7998520, 11197928, 13997410, 15997040, 22395856, 27994820, 55989640, 111979280]

約数ペア:

[(1, 111979280), (2, 55989640), (4, 27994820), (5, 22395856), (7, 15997040), (8, 13997410), (10, 11197928), (14, 7998520), (16, 6998705), (20, 5598964), (28, 3999260), (35, 3199408), (40, 2799482), (56, 1999630), (70, 1599704), (80, 1399741), (112, 999815), (140, 799852), (280, 399926), (359, 311920), (557, 201040), (560, 199963), (718, 155960), (1114, 100520), (1436, 77980), (1795, 62384), (2228, 50260), (2513, 44560), (2785, 40208), (2872, 38990), (3590, 31192), (3899, 28720), (4456, 25130), (5026, 22280), (5570, 20104), (5744, 19495), (7180, 15596), (7798, 14360), (8912, 12565), (10052, 11140)]