207837910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^2\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 72

約数和(自身を含む): 446490576

約数和(自身を除く): 238652666

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 151, 245, 265, 302, 371, 490, 530, 742, 755, 1057, 1510, 1855, 2114, 2597, 2809, 3710, 5194, 5285, 5618, 7399, 8003, 10570, 12985, 14045, 14798, 16006, 19663, 25970, 28090, 36995, 39326, 40015, 56021, 73990, 80030, 98315, 112042, 137641, 196630, 275282, 280105, 392147, 424159, 560210, 688205, 784294, 848318, 1376410, 1960735, 2120795, 2969113, 3921470, 4241590, 5938226, 14845565, 20783791, 29691130, 41567582, 103918955, 207837910]

約数ペア:

[(1, 207837910), (2, 103918955), (5, 41567582), (7, 29691130), (10, 20783791), (14, 14845565), (35, 5938226), (49, 4241590), (53, 3921470), (70, 2969113), (98, 2120795), (106, 1960735), (151, 1376410), (245, 848318), (265, 784294), (302, 688205), (371, 560210), (490, 424159), (530, 392147), (742, 280105), (755, 275282), (1057, 196630), (1510, 137641), (1855, 112042), (2114, 98315), (2597, 80030), (2809, 73990), (3710, 56021), (5194, 40015), (5285, 39326), (5618, 36995), (7399, 28090), (8003, 25970), (10570, 19663), (12985, 16006), (14045, 14798)]