238409920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{106433}}^1$

素因数の和:106457

約数の個数: 56

約数和(自身を含む): 648821664

約数和(自身を除く): 410411744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 106433, 212866, 425732, 532165, 745031, 851464, 1064330, 1490062, 1702928, 2128660, 2980124, 3405856, 3725155, 4257320, 5960248, 6811712, 7450310, 8514640, 11920496, 14900620, 17029280, 23840992, 29801240, 34058560, 47681984, 59602480, 119204960, 238409920]

約数ペア:

[(1, 238409920), (2, 119204960), (4, 59602480), (5, 47681984), (7, 34058560), (8, 29801240), (10, 23840992), (14, 17029280), (16, 14900620), (20, 11920496), (28, 8514640), (32, 7450310), (35, 6811712), (40, 5960248), (56, 4257320), (64, 3725155), (70, 3405856), (80, 2980124), (112, 2128660), (140, 1702928), (160, 1490062), (224, 1064330), (280, 851464), (320, 745031), (448, 532165), (560, 425732), (1120, 212866), (2240, 106433)]