206569720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43397}}^1$

素因数の和:43432

約数の個数: 64

約数和(自身を含む): 562438080

約数和(自身を除く): 355868360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 43397, 86794, 173588, 216985, 303779, 347176, 433970, 607558, 737749, 867940, 1215116, 1475498, 1518895, 1735880, 2430232, 2950996, 3037790, 3688745, 5164243, 5901992, 6075580, 7377490, 10328486, 12151160, 14754980, 20656972, 25821215, 29509960, 41313944, 51642430, 103284860, 206569720]

約数ペア:

[(1, 206569720), (2, 103284860), (4, 51642430), (5, 41313944), (7, 29509960), (8, 25821215), (10, 20656972), (14, 14754980), (17, 12151160), (20, 10328486), (28, 7377490), (34, 6075580), (35, 5901992), (40, 5164243), (56, 3688745), (68, 3037790), (70, 2950996), (85, 2430232), (119, 1735880), (136, 1518895), (140, 1475498), (170, 1215116), (238, 867940), (280, 737749), (340, 607558), (476, 433970), (595, 347176), (680, 303779), (952, 216985), (1190, 173588), (2380, 86794), (4760, 43397)]