406933380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{322963}}^1$

素因数の和:322985

約数の個数: 72

約数和(自身を含む): 1410706752

約数和(自身を除く): 1003773372

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, 322963, 645926, 968889, 1291852, 1614815, 1937778, 2260741, 2906667, 3229630, 3875556, 4521482, 4844445, 5813334, 6459260, 6782223, 9042964, 9688890, 11303705, 11626668, 13564446, 14533335, 19377780, 20346669, 22607410, 27128892, 29066670, 33911115, 40693338, 45214820, 58133340, 67822230, 81386676, 101733345, 135644460, 203466690, 406933380]

約数ペア:

[(1, 406933380), (2, 203466690), (3, 135644460), (4, 101733345), (5, 81386676), (6, 67822230), (7, 58133340), (9, 45214820), (10, 40693338), (12, 33911115), (14, 29066670), (15, 27128892), (18, 22607410), (20, 20346669), (21, 19377780), (28, 14533335), (30, 13564446), (35, 11626668), (36, 11303705), (42, 9688890), (45, 9042964), (60, 6782223), (63, 6459260), (70, 5813334), (84, 4844445), (90, 4521482), (105, 3875556), (126, 3229630), (140, 2906667), (180, 2260741), (210, 1937778), (252, 1614815), (315, 1291852), (420, 968889), (630, 645926), (1260, 322963)]