2572997120

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 160

約数和(自身を含む): 6522975360

約数和(自身を除く): 3949978240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 160, 178, 184, 230, 256, 320, 356, 368, 445, 460, 491, 512, 640, 712, 736, 890, 920, 982, 1280, 1424, 1472, 1780, 1840, 1964, 2047, 2455, 2560, 2848, 2944, 3560, 3680, 3928, 4094, 4910, 5696, 5888, 7120, 7360, 7856, 8188, 9820, 10235, 11293, 11392, 11776, 14240, 14720, 15712, 16376, 19640, 20470, 22586, 22784, 28480, 29440, 31424, 32752, 39280, 40940, 43699, 45172, 45568, 56465, 56960, 58880, 62848, 65504, 78560, 81880, 87398, 90344, 112930, 113920, 125696, 131008, 157120, 163760, 174796, 180688, 218495, 225860, 227840, 251392, 262016, 314240, 327520, 349592, 361376, 436990, 451720, 524032, 628480, 655040, 699184, 722752, 873980, 903440, 1005077, 1048064, 1256960, 1310080, 1398368, 1445504, 1747960, 1806880, 2010154, 2620160, 2796736, 2891008, 3495920, 3613760, 4020308, 5025385, 5240320, 5593472, 5782016, 6991840, 7227520, 8040616, 10050770, 11186944, 13983680, 14455040, 16081232, 20101540, 22373888, 27967360, 28910080, 32162464, 40203080, 55934720, 64324928, 80406160, 111869440, 128649856, 160812320, 257299712, 321624640, 514599424, 643249280, 1286498560, 2572997120]

約数ペア:

[(1, 2572997120), (2, 1286498560), (4, 643249280), (5, 514599424), (8, 321624640), (10, 257299712), (16, 160812320), (20, 128649856), (23, 111869440), (32, 80406160), (40, 64324928), (46, 55934720), (64, 40203080), (80, 32162464), (89, 28910080), (92, 27967360), (115, 22373888), (128, 20101540), (160, 16081232), (178, 14455040), (184, 13983680), (230, 11186944), (256, 10050770), (320, 8040616), (356, 7227520), (368, 6991840), (445, 5782016), (460, 5593472), (491, 5240320), (512, 5025385), (640, 4020308), (712, 3613760), (736, 3495920), (890, 2891008), (920, 2796736), (982, 2620160), (1280, 2010154), (1424, 1806880), (1472, 1747960), (1780, 1445504), (1840, 1398368), (1964, 1310080), (2047, 1256960), (2455, 1048064), (2560, 1005077), (2848, 903440), (2944, 873980), (3560, 722752), (3680, 699184), (3928, 655040), (4094, 628480), (4910, 524032), (5696, 451720), (5888, 436990), (7120, 361376), (7360, 349592), (7856, 327520), (8188, 314240), (9820, 262016), (10235, 251392), (11293, 227840), (11392, 225860), (11776, 218495), (14240, 180688), (14720, 174796), (15712, 163760), (16376, 157120), (19640, 131008), (20470, 125696), (22586, 113920), (22784, 112930), (28480, 90344), (29440, 87398), (31424, 81880), (32752, 78560), (39280, 65504), (40940, 62848), (43699, 58880), (45172, 56960), (45568, 56465)]