1289237280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2685911}}^1$

素因数の和:2685929

約数の個数: 48

約数和(自身を含む): 4061098944

約数和(自身を除く): 2771861664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2685911, 5371822, 8057733, 10743644, 13429555, 16115466, 21487288, 26859110, 32230932, 40288665, 42974576, 53718220, 64461864, 80577330, 85949152, 107436440, 128923728, 161154660, 214872880, 257847456, 322309320, 429745760, 644618640, 1289237280]

約数ペア:

[(1, 1289237280), (2, 644618640), (3, 429745760), (4, 322309320), (5, 257847456), (6, 214872880), (8, 161154660), (10, 128923728), (12, 107436440), (15, 85949152), (16, 80577330), (20, 64461864), (24, 53718220), (30, 42974576), (32, 40288665), (40, 32230932), (48, 26859110), (60, 21487288), (80, 16115466), (96, 13429555), (120, 10743644), (160, 8057733), (240, 5371822), (480, 2685911)]