30805560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{85571}}^1$

素因数の和:85588

約数の個数: 48

約数和(自身を含む): 100119240

約数和(自身を除く): 69313680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 85571, 171142, 256713, 342284, 427855, 513426, 684568, 770139, 855710, 1026852, 1283565, 1540278, 1711420, 2053704, 2567130, 3080556, 3422840, 3850695, 5134260, 6161112, 7701390, 10268520, 15402780, 30805560]

約数ペア:

[(1, 30805560), (2, 15402780), (3, 10268520), (4, 7701390), (5, 6161112), (6, 5134260), (8, 3850695), (9, 3422840), (10, 3080556), (12, 2567130), (15, 2053704), (18, 1711420), (20, 1540278), (24, 1283565), (30, 1026852), (36, 855710), (40, 770139), (45, 684568), (60, 513426), (72, 427855), (90, 342284), (120, 256713), (180, 171142), (360, 85571)]