120939980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^3\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 307722240

約数和(自身を除く): 186782260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 284, 322, 355, 460, 497, 529, 644, 710, 805, 994, 1058, 1420, 1610, 1633, 1988, 2116, 2485, 2645, 3220, 3266, 3703, 4970, 5290, 6532, 7406, 8165, 9940, 10580, 11431, 12167, 14812, 16330, 18515, 22862, 24334, 32660, 37030, 37559, 45724, 48668, 57155, 60835, 74060, 75118, 85169, 114310, 121670, 150236, 170338, 187795, 228620, 243340, 262913, 340676, 375590, 425845, 525826, 751180, 851690, 863857, 1051652, 1314565, 1703380, 1727714, 2629130, 3455428, 4319285, 5258260, 6046999, 8638570, 12093998, 17277140, 24187996, 30234995, 60469990, 120939980]

約数ペア:

[(1, 120939980), (2, 60469990), (4, 30234995), (5, 24187996), (7, 17277140), (10, 12093998), (14, 8638570), (20, 6046999), (23, 5258260), (28, 4319285), (35, 3455428), (46, 2629130), (70, 1727714), (71, 1703380), (92, 1314565), (115, 1051652), (140, 863857), (142, 851690), (161, 751180), (230, 525826), (284, 425845), (322, 375590), (355, 340676), (460, 262913), (497, 243340), (529, 228620), (644, 187795), (710, 170338), (805, 150236), (994, 121670), (1058, 114310), (1420, 85169), (1610, 75118), (1633, 74060), (1988, 60835), (2116, 57155), (2485, 48668), (2645, 45724), (3220, 37559), (3266, 37030), (3703, 32660), (4970, 24334), (5290, 22862), (6532, 18515), (7406, 16330), (8165, 14812), (9940, 12167), (10580, 11431)]