30861840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128591}}^1$

素因数の和:128607

約数の個数: 40

約数和(自身を含む): 95672448

約数和(自身を除く): 64810608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128591, 257182, 385773, 514364, 642955, 771546, 1028728, 1285910, 1543092, 1928865, 2057456, 2571820, 3086184, 3857730, 5143640, 6172368, 7715460, 10287280, 15430920, 30861840]

約数ペア:

[(1, 30861840), (2, 15430920), (3, 10287280), (4, 7715460), (5, 6172368), (6, 5143640), (8, 3857730), (10, 3086184), (12, 2571820), (15, 2057456), (16, 1928865), (20, 1543092), (24, 1285910), (30, 1028728), (40, 771546), (48, 642955), (60, 514364), (80, 385773), (120, 257182), (240, 128591)]