81097320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35569}}^1$

素因数の和:35602

約数の個数: 64

約数和(自身を含む): 256104000

約数和(自身を除く): 175006680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 35569, 71138, 106707, 142276, 177845, 213414, 284552, 355690, 426828, 533535, 675811, 711380, 853656, 1067070, 1351622, 1422760, 2027433, 2134140, 2703244, 3379055, 4054866, 4268280, 5406488, 6758110, 8109732, 10137165, 13516220, 16219464, 20274330, 27032440, 40548660, 81097320]

約数ペア:

[(1, 81097320), (2, 40548660), (3, 27032440), (4, 20274330), (5, 16219464), (6, 13516220), (8, 10137165), (10, 8109732), (12, 6758110), (15, 5406488), (19, 4268280), (20, 4054866), (24, 3379055), (30, 2703244), (38, 2134140), (40, 2027433), (57, 1422760), (60, 1351622), (76, 1067070), (95, 853656), (114, 711380), (120, 675811), (152, 533535), (190, 426828), (228, 355690), (285, 284552), (380, 213414), (456, 177845), (570, 142276), (760, 106707), (1140, 71138), (2280, 35569)]