245388948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{719}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 696729600

約数和(自身を除く): 451340652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 239, 357, 476, 478, 714, 717, 719, 956, 1428, 1434, 1438, 1673, 2157, 2868, 2876, 3346, 4063, 4314, 5019, 5033, 6692, 8126, 8628, 10038, 10066, 12189, 12223, 15099, 16252, 20076, 20132, 24378, 24446, 28441, 30198, 36669, 48756, 48892, 56882, 60396, 73338, 85323, 85561, 113764, 146676, 170646, 171122, 171841, 256683, 341292, 342244, 343682, 513366, 515523, 687364, 1026732, 1031046, 1202887, 2062092, 2405774, 2921297, 3608661, 4811548, 5842594, 7217322, 8763891, 11685188, 14434644, 17527782, 20449079, 35055564, 40898158, 61347237, 81796316, 122694474, 245388948]

約数ペア:

[(1, 245388948), (2, 122694474), (3, 81796316), (4, 61347237), (6, 40898158), (7, 35055564), (12, 20449079), (14, 17527782), (17, 14434644), (21, 11685188), (28, 8763891), (34, 7217322), (42, 5842594), (51, 4811548), (68, 3608661), (84, 2921297), (102, 2405774), (119, 2062092), (204, 1202887), (238, 1031046), (239, 1026732), (357, 687364), (476, 515523), (478, 513366), (714, 343682), (717, 342244), (719, 341292), (956, 256683), (1428, 171841), (1434, 171122), (1438, 170646), (1673, 146676), (2157, 113764), (2868, 85561), (2876, 85323), (3346, 73338), (4063, 60396), (4314, 56882), (5019, 48892), (5033, 48756), (6692, 36669), (8126, 30198), (8628, 28441), (10038, 24446), (10066, 24378), (12189, 20132), (12223, 20076), (15099, 16252)]