131920920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{122149}}^1$

素因数の和:122169

約数の個数: 64

約数和(自身を含む): 439740000

約数和(自身を除く): 307819080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 122149, 244298, 366447, 488596, 610745, 732894, 977192, 1099341, 1221490, 1465788, 1832235, 2198682, 2442980, 2931576, 3298023, 3664470, 4397364, 4885960, 5496705, 6596046, 7328940, 8794728, 10993410, 13192092, 14657880, 16490115, 21986820, 26384184, 32980230, 43973640, 65960460, 131920920]

約数ペア:

[(1, 131920920), (2, 65960460), (3, 43973640), (4, 32980230), (5, 26384184), (6, 21986820), (8, 16490115), (9, 14657880), (10, 13192092), (12, 10993410), (15, 8794728), (18, 7328940), (20, 6596046), (24, 5496705), (27, 4885960), (30, 4397364), (36, 3664470), (40, 3298023), (45, 2931576), (54, 2442980), (60, 2198682), (72, 1832235), (90, 1465788), (108, 1221490), (120, 1099341), (135, 977192), (180, 732894), (216, 610745), (270, 488596), (360, 366447), (540, 244298), (1080, 122149)]