210825870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^2$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 513494640

約数和(自身を除く): 302668770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 281, 445, 534, 562, 843, 890, 1335, 1405, 1686, 2670, 2810, 4215, 8430, 25009, 50018, 75027, 78961, 125045, 150054, 157922, 236883, 250090, 375135, 394805, 473766, 750270, 789610, 1184415, 2368830, 7027529, 14055058, 21082587, 35137645, 42165174, 70275290, 105412935, 210825870]

約数ペア:

[(1, 210825870), (2, 105412935), (3, 70275290), (5, 42165174), (6, 35137645), (10, 21082587), (15, 14055058), (30, 7027529), (89, 2368830), (178, 1184415), (267, 789610), (281, 750270), (445, 473766), (534, 394805), (562, 375135), (843, 250090), (890, 236883), (1335, 157922), (1405, 150054), (1686, 125045), (2670, 78961), (2810, 75027), (4215, 50018), (8430, 25009)]