155749860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1834

約数の個数: 144

約数和(自身を含む): 547852032

約数和(自身を除く): 392102172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1741, 1988, 2130, 2485, 2556, 2982, 3195, 3482, 4260, 4473, 4970, 5223, 5964, 6390, 6964, 7455, 8705, 8946, 9940, 10446, 12187, 12780, 14910, 15669, 17410, 17892, 20892, 22365, 24374, 26115, 29820, 31338, 34820, 36561, 44730, 48748, 52230, 60935, 62676, 73122, 78345, 89460, 104460, 109683, 121870, 123611, 146244, 156690, 182805, 219366, 243740, 247222, 313380, 365610, 370833, 438732, 494444, 548415, 618055, 731220, 741666, 865277, 1096830, 1112499, 1236110, 1483332, 1730554, 1854165, 2193660, 2224998, 2472220, 2595831, 3461108, 3708330, 4326385, 4449996, 5191662, 5562495, 7416660, 7787493, 8652770, 10383324, 11124990, 12979155, 15574986, 17305540, 22249980, 25958310, 31149972, 38937465, 51916620, 77874930, 155749860]

約数ペア:

[(1, 155749860), (2, 77874930), (3, 51916620), (4, 38937465), (5, 31149972), (6, 25958310), (7, 22249980), (9, 17305540), (10, 15574986), (12, 12979155), (14, 11124990), (15, 10383324), (18, 8652770), (20, 7787493), (21, 7416660), (28, 5562495), (30, 5191662), (35, 4449996), (36, 4326385), (42, 3708330), (45, 3461108), (60, 2595831), (63, 2472220), (70, 2224998), (71, 2193660), (84, 1854165), (90, 1730554), (105, 1483332), (126, 1236110), (140, 1112499), (142, 1096830), (180, 865277), (210, 741666), (213, 731220), (252, 618055), (284, 548415), (315, 494444), (355, 438732), (420, 370833), (426, 365610), (497, 313380), (630, 247222), (639, 243740), (710, 219366), (852, 182805), (994, 156690), (1065, 146244), (1260, 123611), (1278, 121870), (1420, 109683), (1491, 104460), (1741, 89460), (1988, 78345), (2130, 73122), (2485, 62676), (2556, 60935), (2982, 52230), (3195, 48748), (3482, 44730), (4260, 36561), (4473, 34820), (4970, 31338), (5223, 29820), (5964, 26115), (6390, 24374), (6964, 22365), (7455, 20892), (8705, 17892), (8946, 17410), (9940, 15669), (10446, 14910), (12187, 12780)]