2206680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 7879680

約数和(自身を除く): 5673000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 71, 74, 84, 105, 111, 120, 140, 142, 148, 168, 185, 210, 213, 222, 259, 280, 284, 296, 355, 370, 420, 426, 444, 497, 518, 555, 568, 710, 740, 777, 840, 852, 888, 994, 1036, 1065, 1110, 1295, 1420, 1480, 1491, 1554, 1704, 1988, 2072, 2130, 2220, 2485, 2590, 2627, 2840, 2982, 3108, 3885, 3976, 4260, 4440, 4970, 5180, 5254, 5964, 6216, 7455, 7770, 7881, 8520, 9940, 10360, 10508, 11928, 13135, 14910, 15540, 15762, 18389, 19880, 21016, 26270, 29820, 31080, 31524, 36778, 39405, 52540, 55167, 59640, 63048, 73556, 78810, 91945, 105080, 110334, 147112, 157620, 183890, 220668, 275835, 315240, 367780, 441336, 551670, 735560, 1103340, 2206680]

約数ペア:

[(1, 2206680), (2, 1103340), (3, 735560), (4, 551670), (5, 441336), (6, 367780), (7, 315240), (8, 275835), (10, 220668), (12, 183890), (14, 157620), (15, 147112), (20, 110334), (21, 105080), (24, 91945), (28, 78810), (30, 73556), (35, 63048), (37, 59640), (40, 55167), (42, 52540), (56, 39405), (60, 36778), (70, 31524), (71, 31080), (74, 29820), (84, 26270), (105, 21016), (111, 19880), (120, 18389), (140, 15762), (142, 15540), (148, 14910), (168, 13135), (185, 11928), (210, 10508), (213, 10360), (222, 9940), (259, 8520), (280, 7881), (284, 7770), (296, 7455), (355, 6216), (370, 5964), (420, 5254), (426, 5180), (444, 4970), (497, 4440), (518, 4260), (555, 3976), (568, 3885), (710, 3108), (740, 2982), (777, 2840), (840, 2627), (852, 2590), (888, 2485), (994, 2220), (1036, 2130), (1065, 2072), (1110, 1988), (1295, 1704), (1420, 1554), (1480, 1491)]