47778160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 126755280

約数和(自身を除く): 78977120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 43, 68, 76, 80, 85, 86, 95, 136, 152, 170, 172, 190, 215, 272, 304, 323, 340, 344, 380, 430, 646, 680, 688, 731, 760, 817, 860, 1292, 1360, 1462, 1520, 1615, 1634, 1720, 1849, 2584, 2924, 3230, 3268, 3440, 3655, 3698, 4085, 5168, 5848, 6460, 6536, 7310, 7396, 8170, 9245, 11696, 12920, 13072, 13889, 14620, 14792, 16340, 18490, 25840, 27778, 29240, 29584, 31433, 32680, 35131, 36980, 55556, 58480, 62866, 65360, 69445, 70262, 73960, 111112, 125732, 138890, 140524, 147920, 157165, 175655, 222224, 251464, 277780, 281048, 314330, 351310, 502928, 555560, 562096, 597227, 628660, 702620, 1111120, 1194454, 1257320, 1405240, 2388908, 2514640, 2810480, 2986135, 4777816, 5972270, 9555632, 11944540, 23889080, 47778160]

約数ペア:

[(1, 47778160), (2, 23889080), (4, 11944540), (5, 9555632), (8, 5972270), (10, 4777816), (16, 2986135), (17, 2810480), (19, 2514640), (20, 2388908), (34, 1405240), (38, 1257320), (40, 1194454), (43, 1111120), (68, 702620), (76, 628660), (80, 597227), (85, 562096), (86, 555560), (95, 502928), (136, 351310), (152, 314330), (170, 281048), (172, 277780), (190, 251464), (215, 222224), (272, 175655), (304, 157165), (323, 147920), (340, 140524), (344, 138890), (380, 125732), (430, 111112), (646, 73960), (680, 70262), (688, 69445), (731, 65360), (760, 62866), (817, 58480), (860, 55556), (1292, 36980), (1360, 35131), (1462, 32680), (1520, 31433), (1615, 29584), (1634, 29240), (1720, 27778), (1849, 25840), (2584, 18490), (2924, 16340), (3230, 14792), (3268, 14620), (3440, 13889), (3655, 13072), (3698, 12920), (4085, 11696), (5168, 9245), (5848, 8170), (6460, 7396), (6536, 7310)]