2807040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 9713088

約数和(自身を除く): 6906048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 43, 48, 51, 60, 64, 68, 80, 85, 86, 96, 102, 120, 128, 129, 136, 160, 170, 172, 192, 204, 215, 240, 255, 256, 258, 272, 320, 340, 344, 384, 408, 430, 480, 510, 516, 544, 640, 645, 680, 688, 731, 768, 816, 860, 960, 1020, 1032, 1088, 1280, 1290, 1360, 1376, 1462, 1632, 1720, 1920, 2040, 2064, 2176, 2193, 2580, 2720, 2752, 2924, 3264, 3440, 3655, 3840, 4080, 4128, 4352, 4386, 5160, 5440, 5504, 5848, 6528, 6880, 7310, 8160, 8256, 8772, 10320, 10880, 10965, 11008, 11696, 13056, 13760, 14620, 16320, 16512, 17544, 20640, 21760, 21930, 23392, 27520, 29240, 32640, 33024, 35088, 41280, 43860, 46784, 55040, 58480, 65280, 70176, 82560, 87720, 93568, 116960, 140352, 165120, 175440, 187136, 233920, 280704, 350880, 467840, 561408, 701760, 935680, 1403520, 2807040]

約数ペア:

[(1, 2807040), (2, 1403520), (3, 935680), (4, 701760), (5, 561408), (6, 467840), (8, 350880), (10, 280704), (12, 233920), (15, 187136), (16, 175440), (17, 165120), (20, 140352), (24, 116960), (30, 93568), (32, 87720), (34, 82560), (40, 70176), (43, 65280), (48, 58480), (51, 55040), (60, 46784), (64, 43860), (68, 41280), (80, 35088), (85, 33024), (86, 32640), (96, 29240), (102, 27520), (120, 23392), (128, 21930), (129, 21760), (136, 20640), (160, 17544), (170, 16512), (172, 16320), (192, 14620), (204, 13760), (215, 13056), (240, 11696), (255, 11008), (256, 10965), (258, 10880), (272, 10320), (320, 8772), (340, 8256), (344, 8160), (384, 7310), (408, 6880), (430, 6528), (480, 5848), (510, 5504), (516, 5440), (544, 5160), (640, 4386), (645, 4352), (680, 4128), (688, 4080), (731, 3840), (768, 3655), (816, 3440), (860, 3264), (960, 2924), (1020, 2752), (1032, 2720), (1088, 2580), (1280, 2193), (1290, 2176), (1360, 2064), (1376, 2040), (1462, 1920), (1632, 1720)]