28645560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1693}}^1$

素因数の和:1757

約数の個数: 96

約数和(自身を含む): 95135040

約数和(自身を除く): 66489480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1693, 1880, 2115, 2820, 3384, 3386, 4230, 5079, 5640, 6772, 8460, 8465, 10158, 13544, 15237, 16920, 16930, 20316, 25395, 30474, 33860, 40632, 50790, 60948, 67720, 76185, 79571, 101580, 121896, 152370, 159142, 203160, 238713, 304740, 318284, 397855, 477426, 609480, 636568, 716139, 795710, 954852, 1193565, 1432278, 1591420, 1909704, 2387130, 2864556, 3182840, 3580695, 4774260, 5729112, 7161390, 9548520, 14322780, 28645560]

約数ペア:

[(1, 28645560), (2, 14322780), (3, 9548520), (4, 7161390), (5, 5729112), (6, 4774260), (8, 3580695), (9, 3182840), (10, 2864556), (12, 2387130), (15, 1909704), (18, 1591420), (20, 1432278), (24, 1193565), (30, 954852), (36, 795710), (40, 716139), (45, 636568), (47, 609480), (60, 477426), (72, 397855), (90, 318284), (94, 304740), (120, 238713), (141, 203160), (180, 159142), (188, 152370), (235, 121896), (282, 101580), (360, 79571), (376, 76185), (423, 67720), (470, 60948), (564, 50790), (705, 40632), (846, 33860), (940, 30474), (1128, 25395), (1410, 20316), (1692, 16930), (1693, 16920), (1880, 15237), (2115, 13544), (2820, 10158), (3384, 8465), (3386, 8460), (4230, 6772), (5079, 5640)]