890276912

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:754

約数の個数: 80

約数和(自身を含む): 2009395200

約数和(自身を除く): 1119118288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 239, 316, 421, 478, 553, 632, 842, 956, 1106, 1264, 1673, 1684, 1912, 2212, 2947, 3346, 3368, 3824, 4424, 5894, 6692, 6736, 8848, 11788, 13384, 18881, 23576, 26768, 33259, 37762, 47152, 66518, 75524, 100619, 132167, 133036, 151048, 201238, 232813, 264334, 266072, 302096, 402476, 465626, 528668, 532144, 704333, 804952, 931252, 1057336, 1408666, 1609904, 1862504, 2114672, 2817332, 3725008, 5634664, 7948901, 11269328, 15897802, 31795604, 55642307, 63591208, 111284614, 127182416, 222569228, 445138456, 890276912]

約数ペア:

[(1, 890276912), (2, 445138456), (4, 222569228), (7, 127182416), (8, 111284614), (14, 63591208), (16, 55642307), (28, 31795604), (56, 15897802), (79, 11269328), (112, 7948901), (158, 5634664), (239, 3725008), (316, 2817332), (421, 2114672), (478, 1862504), (553, 1609904), (632, 1408666), (842, 1057336), (956, 931252), (1106, 804952), (1264, 704333), (1673, 532144), (1684, 528668), (1912, 465626), (2212, 402476), (2947, 302096), (3346, 266072), (3368, 264334), (3824, 232813), (4424, 201238), (5894, 151048), (6692, 133036), (6736, 132167), (8848, 100619), (11788, 75524), (13384, 66518), (18881, 47152), (23576, 37762), (26768, 33259)]