171257640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2423}}^1$

素因数の和:2487

約数の個数: 128

約数和(自身を含む): 558489600

約数和(自身を除く): 387231960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2423, 2945, 3534, 3720, 4712, 4846, 5890, 7068, 7269, 8835, 9692, 11780, 12115, 14136, 14538, 17670, 19384, 23560, 24230, 29076, 35340, 36345, 46037, 48460, 58152, 70680, 72690, 75113, 92074, 96920, 138111, 145380, 150226, 184148, 225339, 230185, 276222, 290760, 300452, 368296, 375565, 450678, 460370, 552444, 600904, 690555, 751130, 901356, 920740, 1104888, 1126695, 1381110, 1427147, 1502260, 1802712, 1841480, 2253390, 2762220, 2854294, 3004520, 4281441, 4506780, 5524440, 5708588, 7135735, 8562882, 9013560, 11417176, 14271470, 17125764, 21407205, 28542940, 34251528, 42814410, 57085880, 85628820, 171257640]

約数ペア:

[(1, 171257640), (2, 85628820), (3, 57085880), (4, 42814410), (5, 34251528), (6, 28542940), (8, 21407205), (10, 17125764), (12, 14271470), (15, 11417176), (19, 9013560), (20, 8562882), (24, 7135735), (30, 5708588), (31, 5524440), (38, 4506780), (40, 4281441), (57, 3004520), (60, 2854294), (62, 2762220), (76, 2253390), (93, 1841480), (95, 1802712), (114, 1502260), (120, 1427147), (124, 1381110), (152, 1126695), (155, 1104888), (186, 920740), (190, 901356), (228, 751130), (248, 690555), (285, 600904), (310, 552444), (372, 460370), (380, 450678), (456, 375565), (465, 368296), (570, 300452), (589, 290760), (620, 276222), (744, 230185), (760, 225339), (930, 184148), (1140, 150226), (1178, 145380), (1240, 138111), (1767, 96920), (1860, 92074), (2280, 75113), (2356, 72690), (2423, 70680), (2945, 58152), (3534, 48460), (3720, 46037), (4712, 36345), (4846, 35340), (5890, 29076), (7068, 24230), (7269, 23560), (8835, 19384), (9692, 17670), (11780, 14538), (12115, 14136)]