143661440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 128

約数和(自身を含む): 382475520

約数和(自身を除く): 238814080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 557, 620, 640, 806, 832, 992, 1040, 1114, 1240, 1612, 1664, 1984, 2015, 2080, 2228, 2480, 2785, 3224, 3968, 4030, 4160, 4456, 4960, 5570, 6448, 7241, 8060, 8320, 8912, 9920, 11140, 12896, 14482, 16120, 17267, 17824, 19840, 22280, 25792, 28964, 32240, 34534, 35648, 36205, 44560, 51584, 57928, 64480, 69068, 71296, 72410, 86335, 89120, 115856, 128960, 138136, 144820, 172670, 178240, 224471, 231712, 257920, 276272, 289640, 345340, 356480, 448942, 463424, 552544, 579280, 690680, 897884, 926848, 1105088, 1122355, 1158560, 1381360, 1795768, 2210176, 2244710, 2317120, 2762720, 3591536, 4489420, 4634240, 5525440, 7183072, 8978840, 11050880, 14366144, 17957680, 28732288, 35915360, 71830720, 143661440]

約数ペア:

[(1, 143661440), (2, 71830720), (4, 35915360), (5, 28732288), (8, 17957680), (10, 14366144), (13, 11050880), (16, 8978840), (20, 7183072), (26, 5525440), (31, 4634240), (32, 4489420), (40, 3591536), (52, 2762720), (62, 2317120), (64, 2244710), (65, 2210176), (80, 1795768), (104, 1381360), (124, 1158560), (128, 1122355), (130, 1105088), (155, 926848), (160, 897884), (208, 690680), (248, 579280), (260, 552544), (310, 463424), (320, 448942), (403, 356480), (416, 345340), (496, 289640), (520, 276272), (557, 257920), (620, 231712), (640, 224471), (806, 178240), (832, 172670), (992, 144820), (1040, 138136), (1114, 128960), (1240, 115856), (1612, 89120), (1664, 86335), (1984, 72410), (2015, 71296), (2080, 69068), (2228, 64480), (2480, 57928), (2785, 51584), (3224, 44560), (3968, 36205), (4030, 35648), (4160, 34534), (4456, 32240), (4960, 28964), (5570, 25792), (6448, 22280), (7241, 19840), (8060, 17824), (8320, 17267), (8912, 16120), (9920, 14482), (11140, 12896)]