12498840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 42508800

約数和(自身を除く): 30009960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 163, 180, 213, 216, 270, 284, 326, 355, 360, 426, 489, 540, 568, 639, 652, 710, 815, 852, 978, 1065, 1080, 1278, 1304, 1420, 1467, 1630, 1704, 1917, 1956, 2130, 2445, 2556, 2840, 2934, 3195, 3260, 3834, 3912, 4260, 4401, 4890, 5112, 5868, 6390, 6520, 7335, 7668, 8520, 8802, 9585, 9780, 11573, 11736, 12780, 14670, 15336, 17604, 19170, 19560, 22005, 23146, 25560, 29340, 34719, 35208, 38340, 44010, 46292, 57865, 58680, 69438, 76680, 88020, 92584, 104157, 115730, 138876, 173595, 176040, 208314, 231460, 277752, 312471, 347190, 416628, 462920, 520785, 624942, 694380, 833256, 1041570, 1249884, 1388760, 1562355, 2083140, 2499768, 3124710, 4166280, 6249420, 12498840]

約数ペア:

[(1, 12498840), (2, 6249420), (3, 4166280), (4, 3124710), (5, 2499768), (6, 2083140), (8, 1562355), (9, 1388760), (10, 1249884), (12, 1041570), (15, 833256), (18, 694380), (20, 624942), (24, 520785), (27, 462920), (30, 416628), (36, 347190), (40, 312471), (45, 277752), (54, 231460), (60, 208314), (71, 176040), (72, 173595), (90, 138876), (108, 115730), (120, 104157), (135, 92584), (142, 88020), (163, 76680), (180, 69438), (213, 58680), (216, 57865), (270, 46292), (284, 44010), (326, 38340), (355, 35208), (360, 34719), (426, 29340), (489, 25560), (540, 23146), (568, 22005), (639, 19560), (652, 19170), (710, 17604), (815, 15336), (852, 14670), (978, 12780), (1065, 11736), (1080, 11573), (1278, 9780), (1304, 9585), (1420, 8802), (1467, 8520), (1630, 7668), (1704, 7335), (1917, 6520), (1956, 6390), (2130, 5868), (2445, 5112), (2556, 4890), (2840, 4401), (2934, 4260), (3195, 3912), (3260, 3834)]