440738880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:20004

約数の個数: 112

約数和(自身を含む): 1460260224

約数和(自身を除く): 1019521344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 2208, 2760, 3680, 4416, 5520, 7360, 11040, 19961, 22080, 39922, 59883, 79844, 99805, 119766, 159688, 199610, 239532, 299415, 319376, 399220, 459103, 479064, 598830, 638752, 798440, 918206, 958128, 1197660, 1277504, 1377309, 1596880, 1836412, 1916256, 2295515, 2395320, 2754618, 3193760, 3672824, 3832512, 4591030, 4790640, 5509236, 6387520, 6886545, 7345648, 9182060, 9581280, 11018472, 13773090, 14691296, 18364120, 19162560, 22036944, 27546180, 29382592, 36728240, 44073888, 55092360, 73456480, 88147776, 110184720, 146912960, 220369440, 440738880]

約数ペア:

[(1, 440738880), (2, 220369440), (3, 146912960), (4, 110184720), (5, 88147776), (6, 73456480), (8, 55092360), (10, 44073888), (12, 36728240), (15, 29382592), (16, 27546180), (20, 22036944), (23, 19162560), (24, 18364120), (30, 14691296), (32, 13773090), (40, 11018472), (46, 9581280), (48, 9182060), (60, 7345648), (64, 6886545), (69, 6387520), (80, 5509236), (92, 4790640), (96, 4591030), (115, 3832512), (120, 3672824), (138, 3193760), (160, 2754618), (184, 2395320), (192, 2295515), (230, 1916256), (240, 1836412), (276, 1596880), (320, 1377309), (345, 1277504), (368, 1197660), (460, 958128), (480, 918206), (552, 798440), (690, 638752), (736, 598830), (920, 479064), (960, 459103), (1104, 399220), (1380, 319376), (1472, 299415), (1840, 239532), (2208, 199610), (2760, 159688), (3680, 119766), (4416, 99805), (5520, 79844), (7360, 59883), (11040, 39922), (19961, 22080)]