68273920

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 192642912

約数和(自身を除く): 124368992

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, 373, 416, 440, 520, 572, 640, 704, 715, 746, 832, 880, 1040, 1144, 1280, 1408, 1430, 1492, 1664, 1760, 1865, 2080, 2288, 2816, 2860, 2984, 3328, 3520, 3730, 4103, 4160, 4576, 4849, 5720, 5968, 7040, 7460, 8206, 8320, 9152, 9698, 11440, 11936, 14080, 14920, 16412, 16640, 18304, 19396, 20515, 22880, 23872, 24245, 29840, 32824, 36608, 38792, 41030, 45760, 47744, 48490, 53339, 59680, 65648, 77584, 82060, 91520, 95488, 96980, 106678, 119360, 131296, 155168, 164120, 183040, 193960, 213356, 238720, 262592, 266695, 310336, 328240, 387920, 426712, 477440, 525184, 533390, 620672, 656480, 775840, 853424, 1050368, 1066780, 1241344, 1312960, 1551680, 1706848, 2133560, 2625920, 3103360, 3413696, 4267120, 5251840, 6206720, 6827392, 8534240, 13654784, 17068480, 34136960, 68273920]

約数ペア:

[(1, 68273920), (2, 34136960), (4, 17068480), (5, 13654784), (8, 8534240), (10, 6827392), (11, 6206720), (13, 5251840), (16, 4267120), (20, 3413696), (22, 3103360), (26, 2625920), (32, 2133560), (40, 1706848), (44, 1551680), (52, 1312960), (55, 1241344), (64, 1066780), (65, 1050368), (80, 853424), (88, 775840), (104, 656480), (110, 620672), (128, 533390), (130, 525184), (143, 477440), (160, 426712), (176, 387920), (208, 328240), (220, 310336), (256, 266695), (260, 262592), (286, 238720), (320, 213356), (352, 193960), (373, 183040), (416, 164120), (440, 155168), (520, 131296), (572, 119360), (640, 106678), (704, 96980), (715, 95488), (746, 91520), (832, 82060), (880, 77584), (1040, 65648), (1144, 59680), (1280, 53339), (1408, 48490), (1430, 47744), (1492, 45760), (1664, 41030), (1760, 38792), (1865, 36608), (2080, 32824), (2288, 29840), (2816, 24245), (2860, 23872), (2984, 22880), (3328, 20515), (3520, 19396), (3730, 18304), (4103, 16640), (4160, 16412), (4576, 14920), (4849, 14080), (5720, 11936), (5968, 11440), (7040, 9698), (7460, 9152), (8206, 8320)]