55556640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1003

約数の個数: 144

約数和(自身を含む): 194417496

約数和(自身を除く): 138860856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 941, 984, 1230, 1312, 1440, 1476, 1640, 1845, 1882, 1968, 2460, 2823, 2952, 3280, 3690, 3764, 3936, 4705, 4920, 5646, 5904, 6560, 7380, 7528, 8469, 9410, 9840, 11292, 11808, 14115, 14760, 15056, 16938, 18820, 19680, 22584, 28230, 29520, 30112, 33876, 37640, 38581, 42345, 45168, 56460, 59040, 67752, 75280, 77162, 84690, 90336, 112920, 115743, 135504, 150560, 154324, 169380, 192905, 225840, 231486, 271008, 308648, 338760, 347229, 385810, 451680, 462972, 578715, 617296, 677520, 694458, 771620, 925944, 1157430, 1234592, 1355040, 1388916, 1543240, 1736145, 1851888, 2314860, 2777832, 3086480, 3472290, 3703776, 4629720, 5555664, 6172960, 6944580, 9259440, 11111328, 13889160, 18518880, 27778320, 55556640]

約数ペア:

[(1, 55556640), (2, 27778320), (3, 18518880), (4, 13889160), (5, 11111328), (6, 9259440), (8, 6944580), (9, 6172960), (10, 5555664), (12, 4629720), (15, 3703776), (16, 3472290), (18, 3086480), (20, 2777832), (24, 2314860), (30, 1851888), (32, 1736145), (36, 1543240), (40, 1388916), (41, 1355040), (45, 1234592), (48, 1157430), (60, 925944), (72, 771620), (80, 694458), (82, 677520), (90, 617296), (96, 578715), (120, 462972), (123, 451680), (144, 385810), (160, 347229), (164, 338760), (180, 308648), (205, 271008), (240, 231486), (246, 225840), (288, 192905), (328, 169380), (360, 154324), (369, 150560), (410, 135504), (480, 115743), (492, 112920), (615, 90336), (656, 84690), (720, 77162), (738, 75280), (820, 67752), (941, 59040), (984, 56460), (1230, 45168), (1312, 42345), (1440, 38581), (1476, 37640), (1640, 33876), (1845, 30112), (1882, 29520), (1968, 28230), (2460, 22584), (2823, 19680), (2952, 18820), (3280, 16938), (3690, 15056), (3764, 14760), (3936, 14115), (4705, 11808), (4920, 11292), (5646, 9840), (5904, 9410), (6560, 8469), (7380, 7528)]