30880030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 61710336

約数和(自身を除く): 30830306

約数列:

[1, 2, 5, 10, 23, 31, 46, 61, 62, 71, 115, 122, 142, 155, 230, 305, 310, 355, 610, 710, 713, 1403, 1426, 1633, 1891, 2201, 2806, 3266, 3565, 3782, 4331, 4402, 7015, 7130, 8165, 8662, 9455, 11005, 14030, 16330, 18910, 21655, 22010, 43310, 43493, 50623, 86986, 99613, 101246, 134261, 199226, 217465, 253115, 268522, 434930, 498065, 506230, 671305, 996130, 1342610, 3088003, 6176006, 15440015, 30880030]

約数ペア:

[(1, 30880030), (2, 15440015), (5, 6176006), (10, 3088003), (23, 1342610), (31, 996130), (46, 671305), (61, 506230), (62, 498065), (71, 434930), (115, 268522), (122, 253115), (142, 217465), (155, 199226), (230, 134261), (305, 101246), (310, 99613), (355, 86986), (610, 50623), (710, 43493), (713, 43310), (1403, 22010), (1426, 21655), (1633, 18910), (1891, 16330), (2201, 14030), (2806, 11005), (3266, 9455), (3565, 8662), (3782, 8165), (4331, 7130), (4402, 7015)]