487994640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{290473}}^1$

素因数の和:290496

約数の個数: 80

約数和(自身を含む): 1728901248

約数和(自身を除く): 1240906608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 290473, 580946, 871419, 1161892, 1452365, 1742838, 2033311, 2323784, 2904730, 3485676, 4066622, 4357095, 4647568, 5809460, 6099933, 6971352, 8133244, 8714190, 10166555, 11618920, 12199866, 13942704, 16266488, 17428380, 20333110, 23237840, 24399732, 30499665, 32532976, 34856760, 40666220, 48799464, 60999330, 69713520, 81332440, 97598928, 121998660, 162664880, 243997320, 487994640]

約数ペア:

[(1, 487994640), (2, 243997320), (3, 162664880), (4, 121998660), (5, 97598928), (6, 81332440), (7, 69713520), (8, 60999330), (10, 48799464), (12, 40666220), (14, 34856760), (15, 32532976), (16, 30499665), (20, 24399732), (21, 23237840), (24, 20333110), (28, 17428380), (30, 16266488), (35, 13942704), (40, 12199866), (42, 11618920), (48, 10166555), (56, 8714190), (60, 8133244), (70, 6971352), (80, 6099933), (84, 5809460), (105, 4647568), (112, 4357095), (120, 4066622), (140, 3485676), (168, 2904730), (210, 2323784), (240, 2033311), (280, 1742838), (336, 1452365), (420, 1161892), (560, 871419), (840, 580946), (1680, 290473)]