21897470040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{16193}}^1$

素因数の和:16457

約数の個数: 128

約数和(自身を含む): 67159756800

約数和(自身を除く): 45262286760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 191, 236, 295, 354, 382, 472, 573, 590, 708, 764, 885, 955, 1146, 1180, 1416, 1528, 1770, 1910, 2292, 2360, 2865, 3540, 3820, 4584, 5730, 7080, 7640, 11269, 11460, 16193, 22538, 22920, 32386, 33807, 45076, 48579, 56345, 64772, 67614, 80965, 90152, 97158, 112690, 129544, 135228, 161930, 169035, 194316, 225380, 242895, 270456, 323860, 338070, 388632, 450760, 485790, 647720, 676140, 955387, 971580, 1352280, 1910774, 1943160, 2866161, 3092863, 3821548, 4776935, 5732322, 6185726, 7643096, 9278589, 9553870, 11464644, 12371452, 14330805, 15464315, 18557178, 19107740, 22929288, 24742904, 28661610, 30928630, 37114356, 38215480, 46392945, 57323220, 61857260, 74228712, 92785890, 114646440, 123714520, 182478917, 185571780, 364957834, 371143560, 547436751, 729915668, 912394585, 1094873502, 1459831336, 1824789170, 2189747004, 2737183755, 3649578340, 4379494008, 5474367510, 7299156680, 10948735020, 21897470040]

約数ペア:

[(1, 21897470040), (2, 10948735020), (3, 7299156680), (4, 5474367510), (5, 4379494008), (6, 3649578340), (8, 2737183755), (10, 2189747004), (12, 1824789170), (15, 1459831336), (20, 1094873502), (24, 912394585), (30, 729915668), (40, 547436751), (59, 371143560), (60, 364957834), (118, 185571780), (120, 182478917), (177, 123714520), (191, 114646440), (236, 92785890), (295, 74228712), (354, 61857260), (382, 57323220), (472, 46392945), (573, 38215480), (590, 37114356), (708, 30928630), (764, 28661610), (885, 24742904), (955, 22929288), (1146, 19107740), (1180, 18557178), (1416, 15464315), (1528, 14330805), (1770, 12371452), (1910, 11464644), (2292, 9553870), (2360, 9278589), (2865, 7643096), (3540, 6185726), (3820, 5732322), (4584, 4776935), (5730, 3821548), (7080, 3092863), (7640, 2866161), (11269, 1943160), (11460, 1910774), (16193, 1352280), (22538, 971580), (22920, 955387), (32386, 676140), (33807, 647720), (45076, 485790), (48579, 450760), (56345, 388632), (64772, 338070), (67614, 323860), (80965, 270456), (90152, 242895), (97158, 225380), (112690, 194316), (129544, 169035), (135228, 161930)]