478753380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{379963}}^1$

素因数の和:379985

約数の個数: 72

約数和(自身を含む): 1659682752

約数和(自身を除く): 1180929372

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, 379963, 759926, 1139889, 1519852, 1899815, 2279778, 2659741, 3419667, 3799630, 4559556, 5319482, 5699445, 6839334, 7599260, 7979223, 10638964, 11398890, 13298705, 13678668, 15958446, 17098335, 22797780, 23937669, 26597410, 31916892, 34196670, 39896115, 47875338, 53194820, 68393340, 79792230, 95750676, 119688345, 159584460, 239376690, 478753380]

約数ペア:

[(1, 478753380), (2, 239376690), (3, 159584460), (4, 119688345), (5, 95750676), (6, 79792230), (7, 68393340), (9, 53194820), (10, 47875338), (12, 39896115), (14, 34196670), (15, 31916892), (18, 26597410), (20, 23937669), (21, 22797780), (28, 17098335), (30, 15958446), (35, 13678668), (36, 13298705), (42, 11398890), (45, 10638964), (60, 7979223), (63, 7599260), (70, 6839334), (84, 5699445), (90, 5319482), (105, 4559556), (126, 3799630), (140, 3419667), (180, 2659741), (210, 2279778), (252, 1899815), (315, 1519852), (420, 1139889), (630, 759926), (1260, 379963)]