28279781040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16833203}}^1$

素因数の和:16833226

約数の個数: 80

約数和(自身を含む): 100191230208

約数和(自身を除く): 71911449168

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, 16833203, 33666406, 50499609, 67332812, 84166015, 100999218, 117832421, 134665624, 168332030, 201998436, 235664842, 252498045, 269331248, 336664060, 353497263, 403996872, 471329684, 504996090, 589162105, 673328120, 706994526, 807993744, 942659368, 1009992180, 1178324210, 1346656240, 1413989052, 1767486315, 1885318736, 2019984360, 2356648420, 2827978104, 3534972630, 4039968720, 4713296840, 5655956208, 7069945260, 9426593680, 14139890520, 28279781040]

約数ペア:

[(1, 28279781040), (2, 14139890520), (3, 9426593680), (4, 7069945260), (5, 5655956208), (6, 4713296840), (7, 4039968720), (8, 3534972630), (10, 2827978104), (12, 2356648420), (14, 2019984360), (15, 1885318736), (16, 1767486315), (20, 1413989052), (21, 1346656240), (24, 1178324210), (28, 1009992180), (30, 942659368), (35, 807993744), (40, 706994526), (42, 673328120), (48, 589162105), (56, 504996090), (60, 471329684), (70, 403996872), (80, 353497263), (84, 336664060), (105, 269331248), (112, 252498045), (120, 235664842), (140, 201998436), (168, 168332030), (210, 134665624), (240, 117832421), (280, 100999218), (336, 84166015), (420, 67332812), (560, 50499609), (840, 33666406), (1680, 16833203)]