218681440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44089}}^1$

素因数の和:44135

約数の個数: 48

約数和(自身を含む): 533312640

約数和(自身を除く): 314631200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 44089, 88178, 176356, 220445, 352712, 440890, 705424, 881780, 1366759, 1410848, 1763560, 2733518, 3527120, 5467036, 6833795, 7054240, 10934072, 13667590, 21868144, 27335180, 43736288, 54670360, 109340720, 218681440]

約数ペア:

[(1, 218681440), (2, 109340720), (4, 54670360), (5, 43736288), (8, 27335180), (10, 21868144), (16, 13667590), (20, 10934072), (31, 7054240), (32, 6833795), (40, 5467036), (62, 3527120), (80, 2733518), (124, 1763560), (155, 1410848), (160, 1366759), (248, 881780), (310, 705424), (496, 440890), (620, 352712), (992, 220445), (1240, 176356), (2480, 88178), (4960, 44089)]