80724756

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 235339776

約数和(自身を除く): 154615020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 47, 49, 69, 84, 92, 94, 98, 127, 138, 141, 147, 161, 188, 196, 254, 276, 282, 294, 322, 329, 381, 483, 508, 564, 588, 644, 658, 762, 889, 966, 987, 1081, 1127, 1316, 1524, 1778, 1932, 1974, 2162, 2254, 2303, 2667, 2921, 3243, 3381, 3556, 3948, 4324, 4508, 4606, 5334, 5842, 5969, 6223, 6486, 6762, 6909, 7567, 8763, 9212, 10668, 11684, 11938, 12446, 12972, 13524, 13818, 15134, 17526, 17907, 18669, 20447, 22701, 23876, 24892, 27636, 30268, 35052, 35814, 37338, 40894, 41783, 45402, 52969, 61341, 71628, 74676, 81788, 83566, 90804, 105938, 122682, 125349, 137287, 143129, 158907, 167132, 211876, 245364, 250698, 274574, 286258, 292481, 317814, 411861, 429387, 501396, 549148, 572516, 584962, 635628, 823722, 858774, 877443, 961009, 1169924, 1647444, 1717548, 1754886, 1922018, 2883027, 3509772, 3844036, 5766054, 6727063, 11532108, 13454126, 20181189, 26908252, 40362378, 80724756]

約数ペア:

[(1, 80724756), (2, 40362378), (3, 26908252), (4, 20181189), (6, 13454126), (7, 11532108), (12, 6727063), (14, 5766054), (21, 3844036), (23, 3509772), (28, 2883027), (42, 1922018), (46, 1754886), (47, 1717548), (49, 1647444), (69, 1169924), (84, 961009), (92, 877443), (94, 858774), (98, 823722), (127, 635628), (138, 584962), (141, 572516), (147, 549148), (161, 501396), (188, 429387), (196, 411861), (254, 317814), (276, 292481), (282, 286258), (294, 274574), (322, 250698), (329, 245364), (381, 211876), (483, 167132), (508, 158907), (564, 143129), (588, 137287), (644, 125349), (658, 122682), (762, 105938), (889, 90804), (966, 83566), (987, 81788), (1081, 74676), (1127, 71628), (1316, 61341), (1524, 52969), (1778, 45402), (1932, 41783), (1974, 40894), (2162, 37338), (2254, 35814), (2303, 35052), (2667, 30268), (2921, 27636), (3243, 24892), (3381, 23876), (3556, 22701), (3948, 20447), (4324, 18669), (4508, 17907), (4606, 17526), (5334, 15134), (5842, 13818), (5969, 13524), (6223, 12972), (6486, 12446), (6762, 11938), (6909, 11684), (7567, 10668), (8763, 9212)]