61611120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85571}}^1$

素因数の和:85590

約数の個数: 60

約数和(自身を含む): 206913096

約数和(自身を除く): 145301976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 85571, 171142, 256713, 342284, 427855, 513426, 684568, 770139, 855710, 1026852, 1283565, 1369136, 1540278, 1711420, 2053704, 2567130, 3080556, 3422840, 3850695, 4107408, 5134260, 6161112, 6845680, 7701390, 10268520, 12322224, 15402780, 20537040, 30805560, 61611120]

約数ペア:

[(1, 61611120), (2, 30805560), (3, 20537040), (4, 15402780), (5, 12322224), (6, 10268520), (8, 7701390), (9, 6845680), (10, 6161112), (12, 5134260), (15, 4107408), (16, 3850695), (18, 3422840), (20, 3080556), (24, 2567130), (30, 2053704), (36, 1711420), (40, 1540278), (45, 1369136), (48, 1283565), (60, 1026852), (72, 855710), (80, 770139), (90, 684568), (120, 513426), (144, 427855), (180, 342284), (240, 256713), (360, 171142), (720, 85571)]