538912990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 128

約数和(自身を含む): 1266057216

約数和(自身を除く): 727144226

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 107, 110, 154, 155, 211, 214, 217, 310, 341, 385, 422, 434, 535, 682, 749, 770, 1055, 1070, 1085, 1177, 1477, 1498, 1705, 2110, 2170, 2321, 2354, 2387, 2954, 3317, 3410, 3745, 4642, 4774, 5885, 6541, 6634, 7385, 7490, 8239, 11605, 11770, 11935, 13082, 14770, 16247, 16478, 16585, 22577, 23210, 23219, 23870, 32494, 32705, 33170, 36487, 41195, 45154, 45787, 46438, 65410, 71951, 72974, 81235, 82390, 91574, 112885, 116095, 143902, 158039, 162470, 182435, 225770, 228935, 232190, 248347, 255409, 316078, 359755, 364870, 457870, 496694, 503657, 510818, 699887, 719510, 790195, 1007314, 1241735, 1277045, 1399774, 1580390, 1738429, 2483470, 2518285, 2554090, 3476858, 3499435, 4899209, 5036570, 6998870, 7698757, 8692145, 9798418, 15397514, 17384290, 24496045, 38493785, 48992090, 53891299, 76987570, 107782598, 269456495, 538912990]

約数ペア:

[(1, 538912990), (2, 269456495), (5, 107782598), (7, 76987570), (10, 53891299), (11, 48992090), (14, 38493785), (22, 24496045), (31, 17384290), (35, 15397514), (55, 9798418), (62, 8692145), (70, 7698757), (77, 6998870), (107, 5036570), (110, 4899209), (154, 3499435), (155, 3476858), (211, 2554090), (214, 2518285), (217, 2483470), (310, 1738429), (341, 1580390), (385, 1399774), (422, 1277045), (434, 1241735), (535, 1007314), (682, 790195), (749, 719510), (770, 699887), (1055, 510818), (1070, 503657), (1085, 496694), (1177, 457870), (1477, 364870), (1498, 359755), (1705, 316078), (2110, 255409), (2170, 248347), (2321, 232190), (2354, 228935), (2387, 225770), (2954, 182435), (3317, 162470), (3410, 158039), (3745, 143902), (4642, 116095), (4774, 112885), (5885, 91574), (6541, 82390), (6634, 81235), (7385, 72974), (7490, 71951), (8239, 65410), (11605, 46438), (11770, 45787), (11935, 45154), (13082, 41195), (14770, 36487), (16247, 33170), (16478, 32705), (16585, 32494), (22577, 23870), (23210, 23219)]