2816880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 9697296

約数和(自身を除く): 6880416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 97, 110, 120, 121, 132, 165, 176, 194, 220, 240, 242, 264, 291, 330, 363, 388, 440, 484, 485, 528, 582, 605, 660, 726, 776, 880, 968, 970, 1067, 1164, 1210, 1320, 1452, 1455, 1552, 1815, 1936, 1940, 2134, 2328, 2420, 2640, 2904, 2910, 3201, 3630, 3880, 4268, 4656, 4840, 5335, 5808, 5820, 6402, 7260, 7760, 8536, 9680, 10670, 11640, 11737, 12804, 14520, 16005, 17072, 21340, 23280, 23474, 25608, 29040, 32010, 35211, 42680, 46948, 51216, 58685, 64020, 70422, 85360, 93896, 117370, 128040, 140844, 176055, 187792, 234740, 256080, 281688, 352110, 469480, 563376, 704220, 938960, 1408440, 2816880]

約数ペア:

[(1, 2816880), (2, 1408440), (3, 938960), (4, 704220), (5, 563376), (6, 469480), (8, 352110), (10, 281688), (11, 256080), (12, 234740), (15, 187792), (16, 176055), (20, 140844), (22, 128040), (24, 117370), (30, 93896), (33, 85360), (40, 70422), (44, 64020), (48, 58685), (55, 51216), (60, 46948), (66, 42680), (80, 35211), (88, 32010), (97, 29040), (110, 25608), (120, 23474), (121, 23280), (132, 21340), (165, 17072), (176, 16005), (194, 14520), (220, 12804), (240, 11737), (242, 11640), (264, 10670), (291, 9680), (330, 8536), (363, 7760), (388, 7260), (440, 6402), (484, 5820), (485, 5808), (528, 5335), (582, 4840), (605, 4656), (660, 4268), (726, 3880), (776, 3630), (880, 3201), (968, 2910), (970, 2904), (1067, 2640), (1164, 2420), (1210, 2328), (1320, 2134), (1452, 1940), (1455, 1936), (1552, 1815)]