287884520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 814233600

約数和(自身を除く): 526349080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 151, 154, 220, 280, 302, 308, 385, 440, 604, 616, 619, 755, 770, 1057, 1208, 1238, 1510, 1540, 1661, 2114, 2476, 3020, 3080, 3095, 3322, 4228, 4333, 4952, 5285, 6040, 6190, 6644, 6809, 8305, 8456, 8666, 10570, 11627, 12380, 13288, 13618, 16610, 17332, 21140, 21665, 23254, 24760, 27236, 33220, 34045, 34664, 42280, 43330, 46508, 47663, 54472, 58135, 66440, 68090, 86660, 93016, 93469, 95326, 116270, 136180, 173320, 186938, 190652, 232540, 238315, 272360, 373876, 381304, 465080, 467345, 476630, 654283, 747752, 934690, 953260, 1028159, 1308566, 1869380, 1906520, 2056318, 2617132, 3271415, 3738760, 4112636, 5140795, 5234264, 6542830, 7197113, 8225272, 10281590, 13085660, 14394226, 20563180, 26171320, 28788452, 35985565, 41126360, 57576904, 71971130, 143942260, 287884520]

約数ペア:

[(1, 287884520), (2, 143942260), (4, 71971130), (5, 57576904), (7, 41126360), (8, 35985565), (10, 28788452), (11, 26171320), (14, 20563180), (20, 14394226), (22, 13085660), (28, 10281590), (35, 8225272), (40, 7197113), (44, 6542830), (55, 5234264), (56, 5140795), (70, 4112636), (77, 3738760), (88, 3271415), (110, 2617132), (140, 2056318), (151, 1906520), (154, 1869380), (220, 1308566), (280, 1028159), (302, 953260), (308, 934690), (385, 747752), (440, 654283), (604, 476630), (616, 467345), (619, 465080), (755, 381304), (770, 373876), (1057, 272360), (1208, 238315), (1238, 232540), (1510, 190652), (1540, 186938), (1661, 173320), (2114, 136180), (2476, 116270), (3020, 95326), (3080, 93469), (3095, 93016), (3322, 86660), (4228, 68090), (4333, 66440), (4952, 58135), (5285, 54472), (6040, 47663), (6190, 46508), (6644, 43330), (6809, 42280), (8305, 34664), (8456, 34045), (8666, 33220), (10570, 27236), (11627, 24760), (12380, 23254), (13288, 21665), (13618, 21140), (16610, 17332)]