55018320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{32749}}^1$

素因数の和:32772

約数の個数: 80

約数和(自身を含む): 194928000

約数和(自身を除く): 139909680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 32749, 65498, 98247, 130996, 163745, 196494, 229243, 261992, 327490, 392988, 458486, 491235, 523984, 654980, 687729, 785976, 916972, 982470, 1146215, 1309960, 1375458, 1571952, 1833944, 1964940, 2292430, 2619920, 2750916, 3438645, 3667888, 3929880, 4584860, 5501832, 6877290, 7859760, 9169720, 11003664, 13754580, 18339440, 27509160, 55018320]

約数ペア:

[(1, 55018320), (2, 27509160), (3, 18339440), (4, 13754580), (5, 11003664), (6, 9169720), (7, 7859760), (8, 6877290), (10, 5501832), (12, 4584860), (14, 3929880), (15, 3667888), (16, 3438645), (20, 2750916), (21, 2619920), (24, 2292430), (28, 1964940), (30, 1833944), (35, 1571952), (40, 1375458), (42, 1309960), (48, 1146215), (56, 982470), (60, 916972), (70, 785976), (80, 687729), (84, 654980), (105, 523984), (112, 491235), (120, 458486), (140, 392988), (168, 327490), (210, 261992), (240, 229243), (280, 196494), (336, 163745), (420, 130996), (560, 98247), (840, 65498), (1680, 32749)]