79857760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 201247200

約数和(自身を除く): 121389440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 109, 152, 160, 190, 218, 241, 304, 380, 436, 482, 545, 608, 760, 872, 964, 1090, 1205, 1520, 1744, 1928, 2071, 2180, 2410, 3040, 3488, 3856, 4142, 4360, 4579, 4820, 7712, 8284, 8720, 9158, 9640, 10355, 16568, 17440, 18316, 19280, 20710, 22895, 26269, 33136, 36632, 38560, 41420, 45790, 52538, 66272, 73264, 82840, 91580, 105076, 131345, 146528, 165680, 183160, 210152, 262690, 331360, 366320, 420304, 499111, 525380, 732640, 840608, 998222, 1050760, 1996444, 2101520, 2495555, 3992888, 4203040, 4991110, 7985776, 9982220, 15971552, 19964440, 39928880, 79857760]

約数ペア:

[(1, 79857760), (2, 39928880), (4, 19964440), (5, 15971552), (8, 9982220), (10, 7985776), (16, 4991110), (19, 4203040), (20, 3992888), (32, 2495555), (38, 2101520), (40, 1996444), (76, 1050760), (80, 998222), (95, 840608), (109, 732640), (152, 525380), (160, 499111), (190, 420304), (218, 366320), (241, 331360), (304, 262690), (380, 210152), (436, 183160), (482, 165680), (545, 146528), (608, 131345), (760, 105076), (872, 91580), (964, 82840), (1090, 73264), (1205, 66272), (1520, 52538), (1744, 45790), (1928, 41420), (2071, 38560), (2180, 36632), (2410, 33136), (3040, 26269), (3488, 22895), (3856, 20710), (4142, 19280), (4360, 18316), (4579, 17440), (4820, 16568), (7712, 10355), (8284, 9640), (8720, 9158)]