206812830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{140689}}^1$

素因数の和:140713

約数の個数: 48

約数和(自身を含む): 577391760

約数和(自身を除く): 370578930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 140689, 281378, 422067, 703445, 844134, 984823, 1406890, 1969646, 2110335, 2954469, 4220670, 4924115, 5908938, 6893761, 9848230, 13787522, 14772345, 20681283, 29544690, 34468805, 41362566, 68937610, 103406415, 206812830]

約数ペア:

[(1, 206812830), (2, 103406415), (3, 68937610), (5, 41362566), (6, 34468805), (7, 29544690), (10, 20681283), (14, 14772345), (15, 13787522), (21, 9848230), (30, 6893761), (35, 5908938), (42, 4924115), (49, 4220670), (70, 2954469), (98, 2110335), (105, 1969646), (147, 1406890), (210, 984823), (245, 844134), (294, 703445), (490, 422067), (735, 281378), (1470, 140689)]