7799880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 26956800

約数和(自身を除く): 19156920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 311, 330, 380, 418, 440, 456, 570, 622, 627, 660, 760, 836, 933, 1045, 1140, 1244, 1254, 1320, 1555, 1672, 1866, 2090, 2280, 2488, 2508, 3110, 3135, 3421, 3732, 4180, 4665, 5016, 5909, 6220, 6270, 6842, 7464, 8360, 9330, 10263, 11818, 12440, 12540, 13684, 17105, 17727, 18660, 20526, 23636, 25080, 27368, 29545, 34210, 35454, 37320, 41052, 47272, 51315, 59090, 64999, 68420, 70908, 82104, 88635, 102630, 118180, 129998, 136840, 141816, 177270, 194997, 205260, 236360, 259996, 324995, 354540, 389994, 410520, 519992, 649990, 709080, 779988, 974985, 1299980, 1559976, 1949970, 2599960, 3899940, 7799880]

約数ペア:

[(1, 7799880), (2, 3899940), (3, 2599960), (4, 1949970), (5, 1559976), (6, 1299980), (8, 974985), (10, 779988), (11, 709080), (12, 649990), (15, 519992), (19, 410520), (20, 389994), (22, 354540), (24, 324995), (30, 259996), (33, 236360), (38, 205260), (40, 194997), (44, 177270), (55, 141816), (57, 136840), (60, 129998), (66, 118180), (76, 102630), (88, 88635), (95, 82104), (110, 70908), (114, 68420), (120, 64999), (132, 59090), (152, 51315), (165, 47272), (190, 41052), (209, 37320), (220, 35454), (228, 34210), (264, 29545), (285, 27368), (311, 25080), (330, 23636), (380, 20526), (418, 18660), (440, 17727), (456, 17105), (570, 13684), (622, 12540), (627, 12440), (660, 11818), (760, 10263), (836, 9330), (933, 8360), (1045, 7464), (1140, 6842), (1244, 6270), (1254, 6220), (1320, 5909), (1555, 5016), (1672, 4665), (1866, 4180), (2090, 3732), (2280, 3421), (2488, 3135), (2508, 3110)]