8195880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:919

約数の個数: 128

約数和(自身を含む): 30689280

約数和(自身を除く): 22493400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 887, 924, 1155, 1320, 1540, 1774, 1848, 2310, 2661, 3080, 3548, 4435, 4620, 5322, 6209, 7096, 8870, 9240, 9757, 10644, 12418, 13305, 17740, 18627, 19514, 21288, 24836, 26610, 29271, 31045, 35480, 37254, 39028, 48785, 49672, 53220, 58542, 62090, 68299, 74508, 78056, 93135, 97570, 106440, 117084, 124180, 136598, 146355, 149016, 186270, 195140, 204897, 234168, 248360, 273196, 292710, 341495, 372540, 390280, 409794, 546392, 585420, 682990, 745080, 819588, 1024485, 1170840, 1365980, 1639176, 2048970, 2731960, 4097940, 8195880]

約数ペア:

[(1, 8195880), (2, 4097940), (3, 2731960), (4, 2048970), (5, 1639176), (6, 1365980), (7, 1170840), (8, 1024485), (10, 819588), (11, 745080), (12, 682990), (14, 585420), (15, 546392), (20, 409794), (21, 390280), (22, 372540), (24, 341495), (28, 292710), (30, 273196), (33, 248360), (35, 234168), (40, 204897), (42, 195140), (44, 186270), (55, 149016), (56, 146355), (60, 136598), (66, 124180), (70, 117084), (77, 106440), (84, 97570), (88, 93135), (105, 78056), (110, 74508), (120, 68299), (132, 62090), (140, 58542), (154, 53220), (165, 49672), (168, 48785), (210, 39028), (220, 37254), (231, 35480), (264, 31045), (280, 29271), (308, 26610), (330, 24836), (385, 21288), (420, 19514), (440, 18627), (462, 17740), (616, 13305), (660, 12418), (770, 10644), (840, 9757), (887, 9240), (924, 8870), (1155, 7096), (1320, 6209), (1540, 5322), (1774, 4620), (1848, 4435), (2310, 3548), (2661, 3080)]