163140880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{919}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 435329280

約数和(自身を除く): 272188400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 317, 560, 634, 919, 1268, 1585, 1838, 2219, 2536, 3170, 3676, 4438, 4595, 5072, 6340, 6433, 7352, 8876, 9190, 11095, 12680, 12866, 14704, 17752, 18380, 22190, 25360, 25732, 32165, 35504, 36760, 44380, 51464, 64330, 73520, 88760, 102928, 128660, 177520, 257320, 291323, 514640, 582646, 1165292, 1456615, 2039261, 2330584, 2913230, 4078522, 4661168, 5826460, 8157044, 10196305, 11652920, 16314088, 20392610, 23305840, 32628176, 40785220, 81570440, 163140880]

約数ペア:

[(1, 163140880), (2, 81570440), (4, 40785220), (5, 32628176), (7, 23305840), (8, 20392610), (10, 16314088), (14, 11652920), (16, 10196305), (20, 8157044), (28, 5826460), (35, 4661168), (40, 4078522), (56, 2913230), (70, 2330584), (80, 2039261), (112, 1456615), (140, 1165292), (280, 582646), (317, 514640), (560, 291323), (634, 257320), (919, 177520), (1268, 128660), (1585, 102928), (1838, 88760), (2219, 73520), (2536, 64330), (3170, 51464), (3676, 44380), (4438, 36760), (4595, 35504), (5072, 32165), (6340, 25732), (6433, 25360), (7352, 22190), (8876, 18380), (9190, 17752), (11095, 14704), (12680, 12866)]