198459840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3389}}^1$

素因数の和:3470

約数の個数: 112

約数和(自身を含む): 640628640

約数和(自身を除く): 442168800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 610, 732, 915, 960, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3389, 3660, 3904, 4880, 5856, 6778, 7320, 9760, 10167, 11712, 13556, 14640, 16945, 19520, 20334, 27112, 29280, 33890, 40668, 50835, 54224, 58560, 67780, 81336, 101670, 108448, 135560, 162672, 203340, 206729, 216896, 271120, 325344, 406680, 413458, 542240, 620187, 650688, 813360, 826916, 1033645, 1084480, 1240374, 1626720, 1653832, 2067290, 2480748, 3100935, 3253440, 3307664, 4134580, 4961496, 6201870, 6615328, 8269160, 9922992, 12403740, 13230656, 16538320, 19845984, 24807480, 33076640, 39691968, 49614960, 66153280, 99229920, 198459840]

約数ペア:

[(1, 198459840), (2, 99229920), (3, 66153280), (4, 49614960), (5, 39691968), (6, 33076640), (8, 24807480), (10, 19845984), (12, 16538320), (15, 13230656), (16, 12403740), (20, 9922992), (24, 8269160), (30, 6615328), (32, 6201870), (40, 4961496), (48, 4134580), (60, 3307664), (61, 3253440), (64, 3100935), (80, 2480748), (96, 2067290), (120, 1653832), (122, 1626720), (160, 1240374), (183, 1084480), (192, 1033645), (240, 826916), (244, 813360), (305, 650688), (320, 620187), (366, 542240), (480, 413458), (488, 406680), (610, 325344), (732, 271120), (915, 216896), (960, 206729), (976, 203340), (1220, 162672), (1464, 135560), (1830, 108448), (1952, 101670), (2440, 81336), (2928, 67780), (3389, 58560), (3660, 54224), (3904, 50835), (4880, 40668), (5856, 33890), (6778, 29280), (7320, 27112), (9760, 20334), (10167, 19520), (11712, 16945), (13556, 14640)]