65696280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1881

約数の個数: 128

約数和(自身を含む): 221598720

約数和(自身を除く): 155902440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 1831, 2392, 2760, 2990, 3588, 3662, 4485, 5493, 5980, 7176, 7324, 8970, 9155, 10986, 11960, 14648, 17940, 18310, 21972, 23803, 27465, 35880, 36620, 42113, 43944, 47606, 54930, 71409, 73240, 84226, 95212, 109860, 119015, 126339, 142818, 168452, 190424, 210565, 219720, 238030, 252678, 285636, 336904, 357045, 421130, 476060, 505356, 547469, 571272, 631695, 714090, 842260, 952120, 1010712, 1094938, 1263390, 1428180, 1642407, 1684520, 2189876, 2526780, 2737345, 2856360, 3284814, 4379752, 5053560, 5474690, 6569628, 8212035, 10949380, 13139256, 16424070, 21898760, 32848140, 65696280]

約数ペア:

[(1, 65696280), (2, 32848140), (3, 21898760), (4, 16424070), (5, 13139256), (6, 10949380), (8, 8212035), (10, 6569628), (12, 5474690), (13, 5053560), (15, 4379752), (20, 3284814), (23, 2856360), (24, 2737345), (26, 2526780), (30, 2189876), (39, 1684520), (40, 1642407), (46, 1428180), (52, 1263390), (60, 1094938), (65, 1010712), (69, 952120), (78, 842260), (92, 714090), (104, 631695), (115, 571272), (120, 547469), (130, 505356), (138, 476060), (156, 421130), (184, 357045), (195, 336904), (230, 285636), (260, 252678), (276, 238030), (299, 219720), (312, 210565), (345, 190424), (390, 168452), (460, 142818), (520, 126339), (552, 119015), (598, 109860), (690, 95212), (780, 84226), (897, 73240), (920, 71409), (1196, 54930), (1380, 47606), (1495, 43944), (1560, 42113), (1794, 36620), (1831, 35880), (2392, 27465), (2760, 23803), (2990, 21972), (3588, 18310), (3662, 17940), (4485, 14648), (5493, 11960), (5980, 10986), (7176, 9155), (7324, 8970)]