1317138840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19993}}^1$

素因数の和:20074

約数の個数: 128

約数和(自身を含む): 4462660800

約数和(自身を除く): 3145521960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 4392, 5490, 6588, 7320, 8235, 10980, 13176, 16470, 19993, 21960, 32940, 39986, 59979, 65880, 79972, 99965, 119958, 159944, 179937, 199930, 239916, 299895, 359874, 399860, 479832, 539811, 599790, 719748, 799720, 899685, 1079622, 1199580, 1219573, 1439496, 1799370, 2159244, 2399160, 2439146, 2699055, 3598740, 3658719, 4318488, 4878292, 5398110, 6097865, 7197480, 7317438, 9756584, 10796220, 10976157, 12195730, 14634876, 18293595, 21592440, 21952314, 24391460, 29269752, 32928471, 36587190, 43904628, 48782920, 54880785, 65856942, 73174380, 87809256, 109761570, 131713884, 146348760, 164642355, 219523140, 263427768, 329284710, 439046280, 658569420, 1317138840]

約数ペア:

[(1, 1317138840), (2, 658569420), (3, 439046280), (4, 329284710), (5, 263427768), (6, 219523140), (8, 164642355), (9, 146348760), (10, 131713884), (12, 109761570), (15, 87809256), (18, 73174380), (20, 65856942), (24, 54880785), (27, 48782920), (30, 43904628), (36, 36587190), (40, 32928471), (45, 29269752), (54, 24391460), (60, 21952314), (61, 21592440), (72, 18293595), (90, 14634876), (108, 12195730), (120, 10976157), (122, 10796220), (135, 9756584), (180, 7317438), (183, 7197480), (216, 6097865), (244, 5398110), (270, 4878292), (305, 4318488), (360, 3658719), (366, 3598740), (488, 2699055), (540, 2439146), (549, 2399160), (610, 2159244), (732, 1799370), (915, 1439496), (1080, 1219573), (1098, 1199580), (1220, 1079622), (1464, 899685), (1647, 799720), (1830, 719748), (2196, 599790), (2440, 539811), (2745, 479832), (3294, 399860), (3660, 359874), (4392, 299895), (5490, 239916), (6588, 199930), (7320, 179937), (8235, 159944), (10980, 119958), (13176, 99965), (16470, 79972), (19993, 65880), (21960, 59979), (32940, 39986)]