243157120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22349}}^1$

素因数の和:22385

約数の個数: 64

約数和(自身を含む): 615519000

約数和(自身を除く): 372361880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 22349, 44698, 89396, 111745, 178792, 223490, 357584, 379933, 446980, 715168, 759866, 893960, 1430336, 1519732, 1787920, 1899665, 2860672, 3039464, 3575840, 3799330, 6078928, 7151680, 7598660, 12157856, 14303360, 15197320, 24315712, 30394640, 48631424, 60789280, 121578560, 243157120]

約数ペア:

[(1, 243157120), (2, 121578560), (4, 60789280), (5, 48631424), (8, 30394640), (10, 24315712), (16, 15197320), (17, 14303360), (20, 12157856), (32, 7598660), (34, 7151680), (40, 6078928), (64, 3799330), (68, 3575840), (80, 3039464), (85, 2860672), (128, 1899665), (136, 1787920), (160, 1519732), (170, 1430336), (272, 893960), (320, 759866), (340, 715168), (544, 446980), (640, 379933), (680, 357584), (1088, 223490), (1360, 178792), (2176, 111745), (2720, 89396), (5440, 44698), (10880, 22349)]