302626940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 820471680

約数和(自身を除く): 517844740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 67, 70, 77, 98, 110, 134, 140, 154, 196, 220, 245, 268, 308, 335, 385, 419, 469, 490, 539, 670, 737, 770, 838, 938, 980, 1078, 1340, 1474, 1540, 1676, 1876, 2095, 2156, 2345, 2695, 2933, 2948, 3283, 3685, 4190, 4609, 4690, 5159, 5390, 5866, 6566, 7370, 8380, 9218, 9380, 10318, 10780, 11732, 13132, 14665, 14740, 16415, 18436, 20531, 20636, 23045, 25795, 28073, 29330, 32263, 32830, 36113, 41062, 46090, 51590, 56146, 58660, 64526, 65660, 72226, 82124, 92180, 102655, 103180, 112292, 129052, 140365, 144452, 161315, 180565, 196511, 205310, 225841, 280730, 308803, 322630, 361130, 393022, 410620, 451682, 561460, 617606, 645260, 722260, 786044, 903364, 982555, 1129205, 1235212, 1375577, 1544015, 1965110, 2161621, 2258410, 2751154, 3088030, 3930220, 4323242, 4516820, 5502308, 6176060, 6877885, 8646484, 10808105, 13755770, 15131347, 21616210, 27511540, 30262694, 43232420, 60525388, 75656735, 151313470, 302626940]

約数ペア:

[(1, 302626940), (2, 151313470), (4, 75656735), (5, 60525388), (7, 43232420), (10, 30262694), (11, 27511540), (14, 21616210), (20, 15131347), (22, 13755770), (28, 10808105), (35, 8646484), (44, 6877885), (49, 6176060), (55, 5502308), (67, 4516820), (70, 4323242), (77, 3930220), (98, 3088030), (110, 2751154), (134, 2258410), (140, 2161621), (154, 1965110), (196, 1544015), (220, 1375577), (245, 1235212), (268, 1129205), (308, 982555), (335, 903364), (385, 786044), (419, 722260), (469, 645260), (490, 617606), (539, 561460), (670, 451682), (737, 410620), (770, 393022), (838, 361130), (938, 322630), (980, 308803), (1078, 280730), (1340, 225841), (1474, 205310), (1540, 196511), (1676, 180565), (1876, 161315), (2095, 144452), (2156, 140365), (2345, 129052), (2695, 112292), (2933, 103180), (2948, 102655), (3283, 92180), (3685, 82124), (4190, 72226), (4609, 65660), (4690, 64526), (5159, 58660), (5390, 56146), (5866, 51590), (6566, 46090), (7370, 41062), (8380, 36113), (9218, 32830), (9380, 32263), (10318, 29330), (10780, 28073), (11732, 25795), (13132, 23045), (14665, 20636), (14740, 20531), (16415, 18436)]