251301840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7643}}^1$

素因数の和:7796

約数の個数: 80

約数和(自身を含む): 784824768

約数和(自身を除く): 533522928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6576, 7643, 8220, 10960, 15286, 16440, 22929, 30572, 32880, 38215, 45858, 61144, 76430, 91716, 114645, 122288, 152860, 183432, 229290, 305720, 366864, 458580, 611440, 917160, 1047091, 1834320, 2094182, 3141273, 4188364, 5235455, 6282546, 8376728, 10470910, 12565092, 15706365, 16753456, 20941820, 25130184, 31412730, 41883640, 50260368, 62825460, 83767280, 125650920, 251301840]

約数ペア:

[(1, 251301840), (2, 125650920), (3, 83767280), (4, 62825460), (5, 50260368), (6, 41883640), (8, 31412730), (10, 25130184), (12, 20941820), (15, 16753456), (16, 15706365), (20, 12565092), (24, 10470910), (30, 8376728), (40, 6282546), (48, 5235455), (60, 4188364), (80, 3141273), (120, 2094182), (137, 1834320), (240, 1047091), (274, 917160), (411, 611440), (548, 458580), (685, 366864), (822, 305720), (1096, 229290), (1370, 183432), (1644, 152860), (2055, 122288), (2192, 114645), (2740, 91716), (3288, 76430), (4110, 61144), (5480, 45858), (6576, 38215), (7643, 32880), (8220, 30572), (10960, 22929), (15286, 16440)]