168990900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43331}}^1$

素因数の和:43361

約数の個数: 72

約数和(自身を含む): 526570464

約数和(自身を除く): 357579564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 43331, 86662, 129993, 173324, 216655, 259986, 433310, 519972, 563303, 649965, 866620, 1083275, 1126606, 1299930, 1689909, 2166550, 2253212, 2599860, 2816515, 3249825, 3379818, 4333100, 5633030, 6499650, 6759636, 8449545, 11266060, 12999300, 14082575, 16899090, 28165150, 33798180, 42247725, 56330300, 84495450, 168990900]

約数ペア:

[(1, 168990900), (2, 84495450), (3, 56330300), (4, 42247725), (5, 33798180), (6, 28165150), (10, 16899090), (12, 14082575), (13, 12999300), (15, 11266060), (20, 8449545), (25, 6759636), (26, 6499650), (30, 5633030), (39, 4333100), (50, 3379818), (52, 3249825), (60, 2816515), (65, 2599860), (75, 2253212), (78, 2166550), (100, 1689909), (130, 1299930), (150, 1126606), (156, 1083275), (195, 866620), (260, 649965), (300, 563303), (325, 519972), (390, 433310), (650, 259986), (780, 216655), (975, 173324), (1300, 129993), (1950, 86662), (3900, 43331)]