6945680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 18808320

約数和(自身を除く): 11862640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 157, 158, 280, 314, 316, 395, 553, 560, 628, 632, 785, 790, 1099, 1106, 1256, 1264, 1570, 1580, 2198, 2212, 2512, 2765, 3140, 3160, 4396, 4424, 5495, 5530, 6280, 6320, 8792, 8848, 10990, 11060, 12403, 12560, 17584, 21980, 22120, 24806, 43960, 44240, 49612, 62015, 86821, 87920, 99224, 124030, 173642, 198448, 248060, 347284, 434105, 496120, 694568, 868210, 992240, 1389136, 1736420, 3472840, 6945680]

約数ペア:

[(1, 6945680), (2, 3472840), (4, 1736420), (5, 1389136), (7, 992240), (8, 868210), (10, 694568), (14, 496120), (16, 434105), (20, 347284), (28, 248060), (35, 198448), (40, 173642), (56, 124030), (70, 99224), (79, 87920), (80, 86821), (112, 62015), (140, 49612), (157, 44240), (158, 43960), (280, 24806), (314, 22120), (316, 21980), (395, 17584), (553, 12560), (560, 12403), (628, 11060), (632, 10990), (785, 8848), (790, 8792), (1099, 6320), (1106, 6280), (1256, 5530), (1264, 5495), (1570, 4424), (1580, 4396), (2198, 3160), (2212, 3140), (2512, 2765)]