2820480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 9767520

約数和(自身を除く): 6947040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 113, 120, 128, 130, 156, 160, 192, 195, 208, 226, 240, 260, 312, 320, 339, 384, 390, 416, 452, 480, 520, 565, 624, 640, 678, 780, 832, 904, 960, 1040, 1130, 1248, 1356, 1469, 1560, 1664, 1695, 1808, 1920, 2080, 2260, 2496, 2712, 2938, 3120, 3390, 3616, 4160, 4407, 4520, 4992, 5424, 5876, 6240, 6780, 7232, 7345, 8320, 8814, 9040, 10848, 11752, 12480, 13560, 14464, 14690, 17628, 18080, 21696, 22035, 23504, 24960, 27120, 29380, 35256, 36160, 43392, 44070, 47008, 54240, 58760, 70512, 72320, 88140, 94016, 108480, 117520, 141024, 176280, 188032, 216960, 235040, 282048, 352560, 470080, 564096, 705120, 940160, 1410240, 2820480]

約数ペア:

[(1, 2820480), (2, 1410240), (3, 940160), (4, 705120), (5, 564096), (6, 470080), (8, 352560), (10, 282048), (12, 235040), (13, 216960), (15, 188032), (16, 176280), (20, 141024), (24, 117520), (26, 108480), (30, 94016), (32, 88140), (39, 72320), (40, 70512), (48, 58760), (52, 54240), (60, 47008), (64, 44070), (65, 43392), (78, 36160), (80, 35256), (96, 29380), (104, 27120), (113, 24960), (120, 23504), (128, 22035), (130, 21696), (156, 18080), (160, 17628), (192, 14690), (195, 14464), (208, 13560), (226, 12480), (240, 11752), (260, 10848), (312, 9040), (320, 8814), (339, 8320), (384, 7345), (390, 7232), (416, 6780), (452, 6240), (480, 5876), (520, 5424), (565, 4992), (624, 4520), (640, 4407), (678, 4160), (780, 3616), (832, 3390), (904, 3120), (960, 2938), (1040, 2712), (1130, 2496), (1248, 2260), (1356, 2080), (1469, 1920), (1560, 1808), (1664, 1695)]