258213060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{204931}}^1$

素因数の和:204953

約数の個数: 72

約数和(自身を含む): 895142976

約数和(自身を除く): 636929916

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, 204931, 409862, 614793, 819724, 1024655, 1229586, 1434517, 1844379, 2049310, 2459172, 2869034, 3073965, 3688758, 4098620, 4303551, 5738068, 6147930, 7172585, 7377516, 8607102, 9221895, 12295860, 12910653, 14345170, 17214204, 18443790, 21517755, 25821306, 28690340, 36887580, 43035510, 51642612, 64553265, 86071020, 129106530, 258213060]

約数ペア:

[(1, 258213060), (2, 129106530), (3, 86071020), (4, 64553265), (5, 51642612), (6, 43035510), (7, 36887580), (9, 28690340), (10, 25821306), (12, 21517755), (14, 18443790), (15, 17214204), (18, 14345170), (20, 12910653), (21, 12295860), (28, 9221895), (30, 8607102), (35, 7377516), (36, 7172585), (42, 6147930), (45, 5738068), (60, 4303551), (63, 4098620), (70, 3688758), (84, 3073965), (90, 2869034), (105, 2459172), (126, 2049310), (140, 1844379), (180, 1434517), (210, 1229586), (252, 1024655), (315, 819724), (420, 614793), (630, 409862), (1260, 204931)]