78463440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9907}}^1$

素因数の和:9937

約数の個数: 120

約数和(自身を含む): 287490528

約数和(自身を除く): 209027088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 9907, 19814, 29721, 39628, 49535, 59442, 79256, 89163, 99070, 108977, 118884, 148605, 158512, 178326, 198140, 217954, 237768, 297210, 326931, 356652, 396280, 435908, 445815, 475536, 544885, 594420, 653862, 713304, 792560, 871816, 891630, 980793, 1089770, 1188840, 1307724, 1426608, 1634655, 1743632, 1783260, 1961586, 2179540, 2377680, 2615448, 3269310, 3566520, 3923172, 4359080, 4903965, 5230896, 6538620, 7133040, 7846344, 8718160, 9807930, 13077240, 15692688, 19615860, 26154480, 39231720, 78463440]

約数ペア:

[(1, 78463440), (2, 39231720), (3, 26154480), (4, 19615860), (5, 15692688), (6, 13077240), (8, 9807930), (9, 8718160), (10, 7846344), (11, 7133040), (12, 6538620), (15, 5230896), (16, 4903965), (18, 4359080), (20, 3923172), (22, 3566520), (24, 3269310), (30, 2615448), (33, 2377680), (36, 2179540), (40, 1961586), (44, 1783260), (45, 1743632), (48, 1634655), (55, 1426608), (60, 1307724), (66, 1188840), (72, 1089770), (80, 980793), (88, 891630), (90, 871816), (99, 792560), (110, 713304), (120, 653862), (132, 594420), (144, 544885), (165, 475536), (176, 445815), (180, 435908), (198, 396280), (220, 356652), (240, 326931), (264, 297210), (330, 237768), (360, 217954), (396, 198140), (440, 178326), (495, 158512), (528, 148605), (660, 118884), (720, 108977), (792, 99070), (880, 89163), (990, 79256), (1320, 59442), (1584, 49535), (1980, 39628), (2640, 29721), (3960, 19814), (7920, 9907)]