30737210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 64945800

約数和(自身を除く): 34208590

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 245, 298, 421, 490, 745, 842, 1043, 1490, 2086, 2105, 2947, 4210, 5215, 5894, 7301, 10430, 14602, 14735, 20629, 29470, 36505, 41258, 62729, 73010, 103145, 125458, 206290, 313645, 439103, 627290, 878206, 2195515, 3073721, 4391030, 6147442, 15368605, 30737210]

約数ペア:

[(1, 30737210), (2, 15368605), (5, 6147442), (7, 4391030), (10, 3073721), (14, 2195515), (35, 878206), (49, 627290), (70, 439103), (98, 313645), (149, 206290), (245, 125458), (298, 103145), (421, 73010), (490, 62729), (745, 41258), (842, 36505), (1043, 29470), (1490, 20629), (2086, 14735), (2105, 14602), (2947, 10430), (4210, 7301), (5215, 5894)]