55454840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 152064000

約数和(自身を除く): 96609160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 79, 92, 109, 115, 140, 158, 161, 184, 218, 230, 280, 316, 322, 395, 436, 460, 545, 553, 632, 644, 763, 790, 805, 872, 920, 1090, 1106, 1288, 1526, 1580, 1610, 1817, 2180, 2212, 2507, 2765, 3052, 3160, 3220, 3634, 3815, 4360, 4424, 5014, 5530, 6104, 6440, 7268, 7630, 8611, 9085, 10028, 11060, 12535, 12719, 14536, 15260, 17222, 17549, 18170, 20056, 22120, 25070, 25438, 30520, 34444, 35098, 36340, 43055, 50140, 50876, 60277, 63595, 68888, 70196, 72680, 86110, 87745, 100280, 101752, 120554, 127190, 140392, 172220, 175490, 198053, 241108, 254380, 301385, 344440, 350980, 396106, 482216, 508760, 602770, 701960, 792212, 990265, 1205540, 1386371, 1584424, 1980530, 2411080, 2772742, 3961060, 5545484, 6931855, 7922120, 11090968, 13863710, 27727420, 55454840]

約数ペア:

[(1, 55454840), (2, 27727420), (4, 13863710), (5, 11090968), (7, 7922120), (8, 6931855), (10, 5545484), (14, 3961060), (20, 2772742), (23, 2411080), (28, 1980530), (35, 1584424), (40, 1386371), (46, 1205540), (56, 990265), (70, 792212), (79, 701960), (92, 602770), (109, 508760), (115, 482216), (140, 396106), (158, 350980), (161, 344440), (184, 301385), (218, 254380), (230, 241108), (280, 198053), (316, 175490), (322, 172220), (395, 140392), (436, 127190), (460, 120554), (545, 101752), (553, 100280), (632, 87745), (644, 86110), (763, 72680), (790, 70196), (805, 68888), (872, 63595), (920, 60277), (1090, 50876), (1106, 50140), (1288, 43055), (1526, 36340), (1580, 35098), (1610, 34444), (1817, 30520), (2180, 25438), (2212, 25070), (2507, 22120), (2765, 20056), (3052, 18170), (3160, 17549), (3220, 17222), (3634, 15260), (3815, 14536), (4360, 12719), (4424, 12535), (5014, 11060), (5530, 10028), (6104, 9085), (6440, 8611), (7268, 7630)]