212119440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67987}}^1$

素因数の和:68016

約数の個数: 80

約数和(自身を含む): 708163008

約数和(自身を除く): 496043568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 67987, 135974, 203961, 271948, 339935, 407922, 543896, 679870, 815844, 883831, 1019805, 1087792, 1359740, 1631688, 1767662, 2039610, 2651493, 2719480, 3263376, 3535324, 4079220, 4419155, 5302986, 5438960, 7070648, 8158440, 8838310, 10605972, 13257465, 14141296, 16316880, 17676620, 21211944, 26514930, 35353240, 42423888, 53029860, 70706480, 106059720, 212119440]

約数ペア:

[(1, 212119440), (2, 106059720), (3, 70706480), (4, 53029860), (5, 42423888), (6, 35353240), (8, 26514930), (10, 21211944), (12, 17676620), (13, 16316880), (15, 14141296), (16, 13257465), (20, 10605972), (24, 8838310), (26, 8158440), (30, 7070648), (39, 5438960), (40, 5302986), (48, 4419155), (52, 4079220), (60, 3535324), (65, 3263376), (78, 2719480), (80, 2651493), (104, 2039610), (120, 1767662), (130, 1631688), (156, 1359740), (195, 1087792), (208, 1019805), (240, 883831), (260, 815844), (312, 679870), (390, 543896), (520, 407922), (624, 339935), (780, 271948), (1040, 203961), (1560, 135974), (3120, 67987)]