393272460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{312121}}^1$

素因数の和:312143

約数の個数: 72

約数和(自身を含む): 1363348896

約数和(自身を除く): 970076436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 312121, 624242, 936363, 1248484, 1560605, 1872726, 2184847, 2809089, 3121210, 3745452, 4369694, 4681815, 5618178, 6242420, 6554541, 8739388, 9363630, 10924235, 11236356, 13109082, 14045445, 18727260, 19663623, 21848470, 26218164, 28090890, 32772705, 39327246, 43696940, 56181780, 65545410, 78654492, 98318115, 131090820, 196636230, 393272460]

約数ペア:

[(1, 393272460), (2, 196636230), (3, 131090820), (4, 98318115), (5, 78654492), (6, 65545410), (7, 56181780), (9, 43696940), (10, 39327246), (12, 32772705), (14, 28090890), (15, 26218164), (18, 21848470), (20, 19663623), (21, 18727260), (28, 14045445), (30, 13109082), (35, 11236356), (36, 10924235), (42, 9363630), (45, 8739388), (60, 6554541), (63, 6242420), (70, 5618178), (84, 4681815), (90, 4369694), (105, 3745452), (126, 3121210), (140, 2809089), (180, 2184847), (210, 1872726), (252, 1560605), (315, 1248484), (420, 936363), (630, 624242), (1260, 312121)]