71390880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4507}}^1$

素因数の和:4539

約数の個数: 144

約数和(自身を含む): 265827744

約数和(自身を除く): 194436864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4507, 5280, 7920, 9014, 13521, 15840, 18028, 22535, 27042, 36056, 40563, 45070, 49577, 54084, 67605, 72112, 81126, 90140, 99154, 108168, 135210, 144224, 148731, 162252, 180280, 198308, 202815, 216336, 247885, 270420, 297462, 324504, 360560, 396616, 405630, 432672, 446193, 495770, 540840, 594924, 649008, 721120, 743655, 793232, 811260, 892386, 991540, 1081680, 1189848, 1298016, 1487310, 1586464, 1622520, 1784772, 1983080, 2163360, 2230965, 2379696, 2974620, 3245040, 3569544, 3966160, 4461930, 4759392, 5949240, 6490080, 7139088, 7932320, 8923860, 11898480, 14278176, 17847720, 23796960, 35695440, 71390880]

約数ペア:

[(1, 71390880), (2, 35695440), (3, 23796960), (4, 17847720), (5, 14278176), (6, 11898480), (8, 8923860), (9, 7932320), (10, 7139088), (11, 6490080), (12, 5949240), (15, 4759392), (16, 4461930), (18, 3966160), (20, 3569544), (22, 3245040), (24, 2974620), (30, 2379696), (32, 2230965), (33, 2163360), (36, 1983080), (40, 1784772), (44, 1622520), (45, 1586464), (48, 1487310), (55, 1298016), (60, 1189848), (66, 1081680), (72, 991540), (80, 892386), (88, 811260), (90, 793232), (96, 743655), (99, 721120), (110, 649008), (120, 594924), (132, 540840), (144, 495770), (160, 446193), (165, 432672), (176, 405630), (180, 396616), (198, 360560), (220, 324504), (240, 297462), (264, 270420), (288, 247885), (330, 216336), (352, 202815), (360, 198308), (396, 180280), (440, 162252), (480, 148731), (495, 144224), (528, 135210), (660, 108168), (720, 99154), (792, 90140), (880, 81126), (990, 72112), (1056, 67605), (1320, 54084), (1440, 49577), (1584, 45070), (1760, 40563), (1980, 36056), (2640, 27042), (3168, 22535), (3960, 18028), (4507, 15840), (5280, 13521), (7920, 9014)]