131760560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:846

約数の個数: 80

約数和(自身を含む): 323282880

約数和(自身を除く): 191522320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 101, 115, 184, 202, 230, 368, 404, 460, 505, 709, 808, 920, 1010, 1418, 1616, 1840, 2020, 2323, 2836, 3545, 4040, 4646, 5672, 7090, 8080, 9292, 11344, 11615, 14180, 16307, 18584, 23230, 28360, 32614, 37168, 46460, 56720, 65228, 71609, 81535, 92920, 130456, 143218, 163070, 185840, 260912, 286436, 326140, 358045, 572872, 652280, 716090, 1145744, 1304560, 1432180, 1647007, 2864360, 3294014, 5728720, 6588028, 8235035, 13176056, 16470070, 26352112, 32940140, 65880280, 131760560]

約数ペア:

[(1, 131760560), (2, 65880280), (4, 32940140), (5, 26352112), (8, 16470070), (10, 13176056), (16, 8235035), (20, 6588028), (23, 5728720), (40, 3294014), (46, 2864360), (80, 1647007), (92, 1432180), (101, 1304560), (115, 1145744), (184, 716090), (202, 652280), (230, 572872), (368, 358045), (404, 326140), (460, 286436), (505, 260912), (709, 185840), (808, 163070), (920, 143218), (1010, 130456), (1418, 92920), (1616, 81535), (1840, 71609), (2020, 65228), (2323, 56720), (2836, 46460), (3545, 37168), (4040, 32614), (4646, 28360), (5672, 23230), (7090, 18584), (8080, 16307), (9292, 14180), (11344, 11615)]