161538840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:794

約数の個数: 128

約数和(自身を含む): 541252800

約数和(自身を除く): 379713960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 373, 401, 540, 746, 802, 1080, 1119, 1203, 1492, 1604, 1865, 2005, 2238, 2406, 2984, 3208, 3357, 3609, 3730, 4010, 4476, 4812, 5595, 6015, 6714, 7218, 7460, 8020, 8952, 9624, 10071, 10827, 11190, 12030, 13428, 14436, 14920, 16040, 16785, 18045, 20142, 21654, 22380, 24060, 26856, 28872, 33570, 36090, 40284, 43308, 44760, 48120, 50355, 54135, 67140, 72180, 80568, 86616, 100710, 108270, 134280, 144360, 149573, 201420, 216540, 299146, 402840, 433080, 448719, 598292, 747865, 897438, 1196584, 1346157, 1495730, 1794876, 2243595, 2692314, 2991460, 3589752, 4038471, 4487190, 5384628, 5982920, 6730785, 8076942, 8974380, 10769256, 13461570, 16153884, 17948760, 20192355, 26923140, 32307768, 40384710, 53846280, 80769420, 161538840]

約数ペア:

[(1, 161538840), (2, 80769420), (3, 53846280), (4, 40384710), (5, 32307768), (6, 26923140), (8, 20192355), (9, 17948760), (10, 16153884), (12, 13461570), (15, 10769256), (18, 8974380), (20, 8076942), (24, 6730785), (27, 5982920), (30, 5384628), (36, 4487190), (40, 4038471), (45, 3589752), (54, 2991460), (60, 2692314), (72, 2243595), (90, 1794876), (108, 1495730), (120, 1346157), (135, 1196584), (180, 897438), (216, 747865), (270, 598292), (360, 448719), (373, 433080), (401, 402840), (540, 299146), (746, 216540), (802, 201420), (1080, 149573), (1119, 144360), (1203, 134280), (1492, 108270), (1604, 100710), (1865, 86616), (2005, 80568), (2238, 72180), (2406, 67140), (2984, 54135), (3208, 50355), (3357, 48120), (3609, 44760), (3730, 43308), (4010, 40284), (4476, 36090), (4812, 33570), (5595, 28872), (6015, 26856), (6714, 24060), (7218, 22380), (7460, 21654), (8020, 20142), (8952, 18045), (9624, 16785), (10071, 16040), (10827, 14920), (11190, 14436), (12030, 13428)]