217576380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{739}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 698181120

約数和(自身を除く): 480604740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 701, 739, 1402, 1478, 2103, 2217, 2804, 2956, 3505, 3695, 4206, 4434, 4907, 5173, 7010, 7390, 8412, 8868, 9814, 10346, 10515, 11085, 14020, 14721, 14780, 15519, 19628, 20692, 21030, 22170, 24535, 25865, 29442, 31038, 42060, 44340, 49070, 51730, 58884, 62076, 73605, 77595, 98140, 103460, 147210, 155190, 294420, 310380, 518039, 1036078, 1554117, 2072156, 2590195, 3108234, 3626273, 5180390, 6216468, 7252546, 7770585, 10360780, 10878819, 14505092, 15541170, 18131365, 21757638, 31082340, 36262730, 43515276, 54394095, 72525460, 108788190, 217576380]

約数ペア:

[(1, 217576380), (2, 108788190), (3, 72525460), (4, 54394095), (5, 43515276), (6, 36262730), (7, 31082340), (10, 21757638), (12, 18131365), (14, 15541170), (15, 14505092), (20, 10878819), (21, 10360780), (28, 7770585), (30, 7252546), (35, 6216468), (42, 5180390), (60, 3626273), (70, 3108234), (84, 2590195), (105, 2072156), (140, 1554117), (210, 1036078), (420, 518039), (701, 310380), (739, 294420), (1402, 155190), (1478, 147210), (2103, 103460), (2217, 98140), (2804, 77595), (2956, 73605), (3505, 62076), (3695, 58884), (4206, 51730), (4434, 49070), (4907, 44340), (5173, 42060), (7010, 31038), (7390, 29442), (8412, 25865), (8868, 24535), (9814, 22170), (10346, 21030), (10515, 20692), (11085, 19628), (14020, 15519), (14721, 14780)]