251134240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9749}}^1$

素因数の和:9794

約数の個数: 96

約数和(自身を含む): 707616000

約数和(自身を除く): 456481760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 9749, 12880, 19498, 25760, 38996, 48745, 68243, 77992, 97490, 136486, 155984, 194980, 224227, 272972, 311968, 341215, 389960, 448454, 545944, 682430, 779920, 896908, 1091888, 1121135, 1364860, 1559840, 1569589, 1793816, 2183776, 2242270, 2729720, 3139178, 3587632, 4484540, 5459440, 6278356, 7175264, 7847945, 8969080, 10918880, 12556712, 15695890, 17938160, 25113424, 31391780, 35876320, 50226848, 62783560, 125567120, 251134240]

約数ペア:

[(1, 251134240), (2, 125567120), (4, 62783560), (5, 50226848), (7, 35876320), (8, 31391780), (10, 25113424), (14, 17938160), (16, 15695890), (20, 12556712), (23, 10918880), (28, 8969080), (32, 7847945), (35, 7175264), (40, 6278356), (46, 5459440), (56, 4484540), (70, 3587632), (80, 3139178), (92, 2729720), (112, 2242270), (115, 2183776), (140, 1793816), (160, 1569589), (161, 1559840), (184, 1364860), (224, 1121135), (230, 1091888), (280, 896908), (322, 779920), (368, 682430), (460, 545944), (560, 448454), (644, 389960), (736, 341215), (805, 311968), (920, 272972), (1120, 224227), (1288, 194980), (1610, 155984), (1840, 136486), (2576, 97490), (3220, 77992), (3680, 68243), (5152, 48745), (6440, 38996), (9749, 25760), (12880, 19498)]