188837120

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4759}}^1$

素因数の和:4811

約数の個数: 72

約数和(自身を含む): 467013120

約数和(自身を除く): 278176000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4759, 4960, 7936, 9518, 9920, 19036, 19840, 23795, 38072, 39680, 47590, 76144, 95180, 147529, 152288, 190360, 295058, 304576, 380720, 590116, 609152, 737645, 761440, 1180232, 1218304, 1475290, 1522880, 2360464, 2950580, 3045760, 4720928, 5901160, 6091520, 9441856, 11802320, 18883712, 23604640, 37767424, 47209280, 94418560, 188837120]

約数ペア:

[(1, 188837120), (2, 94418560), (4, 47209280), (5, 37767424), (8, 23604640), (10, 18883712), (16, 11802320), (20, 9441856), (31, 6091520), (32, 5901160), (40, 4720928), (62, 3045760), (64, 2950580), (80, 2360464), (124, 1522880), (128, 1475290), (155, 1218304), (160, 1180232), (248, 761440), (256, 737645), (310, 609152), (320, 590116), (496, 380720), (620, 304576), (640, 295058), (992, 190360), (1240, 152288), (1280, 147529), (1984, 95180), (2480, 76144), (3968, 47590), (4759, 39680), (4960, 38072), (7936, 23795), (9518, 19840), (9920, 19036)]