66777280

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 112

約数和(自身を含む): 170590464

約数和(自身を除く): 103813184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 160, 172, 184, 211, 215, 230, 320, 344, 368, 422, 430, 460, 688, 736, 844, 860, 920, 989, 1055, 1376, 1472, 1688, 1720, 1840, 1978, 2110, 2752, 3376, 3440, 3680, 3956, 4220, 4853, 4945, 6752, 6880, 7360, 7912, 8440, 9073, 9706, 9890, 13504, 13760, 15824, 16880, 18146, 19412, 19780, 24265, 31648, 33760, 36292, 38824, 39560, 45365, 48530, 63296, 67520, 72584, 77648, 79120, 90730, 97060, 145168, 155296, 158240, 181460, 194120, 208679, 290336, 310592, 316480, 362920, 388240, 417358, 580672, 725840, 776480, 834716, 1043395, 1451680, 1552960, 1669432, 2086790, 2903360, 3338864, 4173580, 6677728, 8347160, 13355456, 16694320, 33388640, 66777280]

約数ペア:

[(1, 66777280), (2, 33388640), (4, 16694320), (5, 13355456), (8, 8347160), (10, 6677728), (16, 4173580), (20, 3338864), (23, 2903360), (32, 2086790), (40, 1669432), (43, 1552960), (46, 1451680), (64, 1043395), (80, 834716), (86, 776480), (92, 725840), (115, 580672), (160, 417358), (172, 388240), (184, 362920), (211, 316480), (215, 310592), (230, 290336), (320, 208679), (344, 194120), (368, 181460), (422, 158240), (430, 155296), (460, 145168), (688, 97060), (736, 90730), (844, 79120), (860, 77648), (920, 72584), (989, 67520), (1055, 63296), (1376, 48530), (1472, 45365), (1688, 39560), (1720, 38824), (1840, 36292), (1978, 33760), (2110, 31648), (2752, 24265), (3376, 19780), (3440, 19412), (3680, 18146), (3956, 16880), (4220, 15824), (4853, 13760), (4945, 13504), (6752, 9890), (6880, 9706), (7360, 9073), (7912, 8440)]