80742240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1261

約数の個数: 144

約数和(自身を含む): 281631168

約数和(自身を除く): 200888928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1193, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2386, 2820, 3384, 3579, 3760, 4230, 4512, 4772, 5640, 5965, 6768, 7158, 7520, 8460, 9544, 10737, 11280, 11930, 13536, 14316, 16920, 17895, 19088, 21474, 22560, 23860, 28632, 33840, 35790, 38176, 42948, 47720, 53685, 56071, 57264, 67680, 71580, 85896, 95440, 107370, 112142, 114528, 143160, 168213, 171792, 190880, 214740, 224284, 280355, 286320, 336426, 343584, 429480, 448568, 504639, 560710, 572640, 672852, 841065, 858960, 897136, 1009278, 1121420, 1345704, 1682130, 1717920, 1794272, 2018556, 2242840, 2523195, 2691408, 3364260, 4037112, 4485680, 5046390, 5382816, 6728520, 8074224, 8971360, 10092780, 13457040, 16148448, 20185560, 26914080, 40371120, 80742240]

約数ペア:

[(1, 80742240), (2, 40371120), (3, 26914080), (4, 20185560), (5, 16148448), (6, 13457040), (8, 10092780), (9, 8971360), (10, 8074224), (12, 6728520), (15, 5382816), (16, 5046390), (18, 4485680), (20, 4037112), (24, 3364260), (30, 2691408), (32, 2523195), (36, 2242840), (40, 2018556), (45, 1794272), (47, 1717920), (48, 1682130), (60, 1345704), (72, 1121420), (80, 1009278), (90, 897136), (94, 858960), (96, 841065), (120, 672852), (141, 572640), (144, 560710), (160, 504639), (180, 448568), (188, 429480), (235, 343584), (240, 336426), (282, 286320), (288, 280355), (360, 224284), (376, 214740), (423, 190880), (470, 171792), (480, 168213), (564, 143160), (705, 114528), (720, 112142), (752, 107370), (846, 95440), (940, 85896), (1128, 71580), (1193, 67680), (1410, 57264), (1440, 56071), (1504, 53685), (1692, 47720), (1880, 42948), (2115, 38176), (2256, 35790), (2386, 33840), (2820, 28632), (3384, 23860), (3579, 22560), (3760, 21474), (4230, 19088), (4512, 17895), (4772, 16920), (5640, 14316), (5965, 13536), (6768, 11930), (7158, 11280), (7520, 10737), (8460, 9544)]