77530880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 225167040

約数和(自身を除く): 147636160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 509, 544, 560, 595, 640, 680, 896, 952, 1018, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2036, 2176, 2240, 2380, 2545, 2720, 3563, 3808, 4072, 4352, 4480, 4760, 5090, 5440, 7126, 7616, 8144, 8653, 8960, 9520, 10180, 10880, 14252, 15232, 16288, 17306, 17815, 19040, 20360, 21760, 28504, 30464, 32576, 34612, 35630, 38080, 40720, 43265, 57008, 60571, 65152, 69224, 71260, 76160, 81440, 86530, 114016, 121142, 130304, 138448, 142520, 152320, 162880, 173060, 228032, 242284, 276896, 285040, 302855, 325760, 346120, 456064, 484568, 553792, 570080, 605710, 651520, 692240, 912128, 969136, 1107584, 1140160, 1211420, 1384480, 1938272, 2215168, 2280320, 2422840, 2768960, 3876544, 4560640, 4845680, 5537920, 7753088, 9691360, 11075840, 15506176, 19382720, 38765440, 77530880]

約数ペア:

[(1, 77530880), (2, 38765440), (4, 19382720), (5, 15506176), (7, 11075840), (8, 9691360), (10, 7753088), (14, 5537920), (16, 4845680), (17, 4560640), (20, 3876544), (28, 2768960), (32, 2422840), (34, 2280320), (35, 2215168), (40, 1938272), (56, 1384480), (64, 1211420), (68, 1140160), (70, 1107584), (80, 969136), (85, 912128), (112, 692240), (119, 651520), (128, 605710), (136, 570080), (140, 553792), (160, 484568), (170, 456064), (224, 346120), (238, 325760), (256, 302855), (272, 285040), (280, 276896), (320, 242284), (340, 228032), (448, 173060), (476, 162880), (509, 152320), (544, 142520), (560, 138448), (595, 130304), (640, 121142), (680, 114016), (896, 86530), (952, 81440), (1018, 76160), (1088, 71260), (1120, 69224), (1190, 65152), (1280, 60571), (1360, 57008), (1792, 43265), (1904, 40720), (2036, 38080), (2176, 35630), (2240, 34612), (2380, 32576), (2545, 30464), (2720, 28504), (3563, 21760), (3808, 20360), (4072, 19040), (4352, 17815), (4480, 17306), (4760, 16288), (5090, 15232), (5440, 14252), (7126, 10880), (7616, 10180), (8144, 9520), (8653, 8960)]