120989440

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 340988256

約数和(自身を除く): 219998816

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 256, 260, 286, 320, 352, 416, 440, 520, 572, 640, 661, 704, 715, 832, 880, 1040, 1144, 1280, 1322, 1408, 1430, 1664, 1760, 2080, 2288, 2644, 2816, 2860, 3305, 3328, 3520, 4160, 4576, 5288, 5720, 6610, 7040, 7271, 8320, 8593, 9152, 10576, 11440, 13220, 14080, 14542, 16640, 17186, 18304, 21152, 22880, 26440, 29084, 34372, 36355, 36608, 42304, 42965, 45760, 52880, 58168, 68744, 72710, 84608, 85930, 91520, 94523, 105760, 116336, 137488, 145420, 169216, 171860, 183040, 189046, 211520, 232672, 274976, 290840, 343720, 378092, 423040, 465344, 472615, 549952, 581680, 687440, 756184, 846080, 930688, 945230, 1099904, 1163360, 1374880, 1512368, 1861376, 1890460, 2199808, 2326720, 2749760, 3024736, 3780920, 4653440, 5499520, 6049472, 7561840, 9306880, 10999040, 12098944, 15123680, 24197888, 30247360, 60494720, 120989440]

約数ペア:

[(1, 120989440), (2, 60494720), (4, 30247360), (5, 24197888), (8, 15123680), (10, 12098944), (11, 10999040), (13, 9306880), (16, 7561840), (20, 6049472), (22, 5499520), (26, 4653440), (32, 3780920), (40, 3024736), (44, 2749760), (52, 2326720), (55, 2199808), (64, 1890460), (65, 1861376), (80, 1512368), (88, 1374880), (104, 1163360), (110, 1099904), (128, 945230), (130, 930688), (143, 846080), (160, 756184), (176, 687440), (208, 581680), (220, 549952), (256, 472615), (260, 465344), (286, 423040), (320, 378092), (352, 343720), (416, 290840), (440, 274976), (520, 232672), (572, 211520), (640, 189046), (661, 183040), (704, 171860), (715, 169216), (832, 145420), (880, 137488), (1040, 116336), (1144, 105760), (1280, 94523), (1322, 91520), (1408, 85930), (1430, 84608), (1664, 72710), (1760, 68744), (2080, 58168), (2288, 52880), (2644, 45760), (2816, 42965), (2860, 42304), (3305, 36608), (3328, 36355), (3520, 34372), (4160, 29084), (4576, 26440), (5288, 22880), (5720, 21152), (6610, 18304), (7040, 17186), (7271, 16640), (8320, 14542), (8593, 14080), (9152, 13220), (10576, 11440)]