156768160

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 381704400

約数和(自身を除く): 224936240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 101, 109, 160, 178, 202, 218, 356, 404, 436, 445, 505, 545, 712, 808, 872, 890, 1010, 1090, 1424, 1616, 1744, 1780, 2020, 2180, 2848, 3232, 3488, 3560, 4040, 4360, 7120, 8080, 8720, 8989, 9701, 11009, 14240, 16160, 17440, 17978, 19402, 22018, 35956, 38804, 44036, 44945, 48505, 55045, 71912, 77608, 88072, 89890, 97010, 110090, 143824, 155216, 176144, 179780, 194020, 220180, 287648, 310432, 352288, 359560, 388040, 440360, 719120, 776080, 880720, 979801, 1438240, 1552160, 1761440, 1959602, 3919204, 4899005, 7838408, 9798010, 15676816, 19596020, 31353632, 39192040, 78384080, 156768160]

約数ペア:

[(1, 156768160), (2, 78384080), (4, 39192040), (5, 31353632), (8, 19596020), (10, 15676816), (16, 9798010), (20, 7838408), (32, 4899005), (40, 3919204), (80, 1959602), (89, 1761440), (101, 1552160), (109, 1438240), (160, 979801), (178, 880720), (202, 776080), (218, 719120), (356, 440360), (404, 388040), (436, 359560), (445, 352288), (505, 310432), (545, 287648), (712, 220180), (808, 194020), (872, 179780), (890, 176144), (1010, 155216), (1090, 143824), (1424, 110090), (1616, 97010), (1744, 89890), (1780, 88072), (2020, 77608), (2180, 71912), (2848, 55045), (3232, 48505), (3488, 44945), (3560, 44036), (4040, 38804), (4360, 35956), (7120, 22018), (8080, 19402), (8720, 17978), (8989, 17440), (9701, 16160), (11009, 14240)]