279980316

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 216

約数和(自身を含む): 920215296

約数和(自身を除く): 640234980

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 47, 49, 63, 66, 77, 84, 94, 98, 99, 126, 132, 141, 147, 154, 188, 196, 198, 231, 252, 282, 294, 307, 308, 329, 396, 423, 441, 462, 517, 539, 564, 588, 614, 658, 693, 846, 882, 921, 924, 987, 1034, 1078, 1228, 1316, 1386, 1551, 1617, 1692, 1764, 1842, 1974, 2068, 2149, 2156, 2303, 2763, 2772, 2961, 3102, 3234, 3377, 3619, 3684, 3948, 4298, 4606, 4653, 4851, 5526, 5922, 6204, 6447, 6468, 6754, 6909, 7238, 8596, 9212, 9306, 9702, 10131, 10857, 11052, 11844, 12894, 13508, 13818, 14429, 14476, 15043, 18612, 19341, 19404, 20262, 20727, 21714, 23639, 25333, 25788, 27636, 28858, 30086, 30393, 32571, 38682, 40524, 41454, 43287, 43428, 45129, 47278, 50666, 57716, 60172, 60786, 65142, 70917, 75999, 77364, 82908, 86574, 90258, 94556, 101003, 101332, 121572, 129861, 130284, 135387, 141834, 151998, 158719, 165473, 173148, 180516, 202006, 212751, 227997, 259722, 270774, 283668, 303009, 303996, 317438, 330946, 404012, 425502, 455994, 476157, 496419, 519444, 541548, 606018, 634876, 661892, 707021, 851004, 909027, 911988, 952314, 992838, 1111033, 1212036, 1414042, 1428471, 1489257, 1818054, 1904628, 1985676, 2121063, 2222066, 2828084, 2856942, 2978514, 3333099, 3636108, 4242126, 4444132, 5713884, 5957028, 6363189, 6666198, 7777231, 8484252, 9999297, 12726378, 13332396, 15554462, 19998594, 23331693, 25452756, 31108924, 39997188, 46663386, 69995079, 93326772, 139990158, 279980316]

約数ペア:

[(1, 279980316), (2, 139990158), (3, 93326772), (4, 69995079), (6, 46663386), (7, 39997188), (9, 31108924), (11, 25452756), (12, 23331693), (14, 19998594), (18, 15554462), (21, 13332396), (22, 12726378), (28, 9999297), (33, 8484252), (36, 7777231), (42, 6666198), (44, 6363189), (47, 5957028), (49, 5713884), (63, 4444132), (66, 4242126), (77, 3636108), (84, 3333099), (94, 2978514), (98, 2856942), (99, 2828084), (126, 2222066), (132, 2121063), (141, 1985676), (147, 1904628), (154, 1818054), (188, 1489257), (196, 1428471), (198, 1414042), (231, 1212036), (252, 1111033), (282, 992838), (294, 952314), (307, 911988), (308, 909027), (329, 851004), (396, 707021), (423, 661892), (441, 634876), (462, 606018), (517, 541548), (539, 519444), (564, 496419), (588, 476157), (614, 455994), (658, 425502), (693, 404012), (846, 330946), (882, 317438), (921, 303996), (924, 303009), (987, 283668), (1034, 270774), (1078, 259722), (1228, 227997), (1316, 212751), (1386, 202006), (1551, 180516), (1617, 173148), (1692, 165473), (1764, 158719), (1842, 151998), (1974, 141834), (2068, 135387), (2149, 130284), (2156, 129861), (2303, 121572), (2763, 101332), (2772, 101003), (2961, 94556), (3102, 90258), (3234, 86574), (3377, 82908), (3619, 77364), (3684, 75999), (3948, 70917), (4298, 65142), (4606, 60786), (4653, 60172), (4851, 57716), (5526, 50666), (5922, 47278), (6204, 45129), (6447, 43428), (6468, 43287), (6754, 41454), (6909, 40524), (7238, 38682), (8596, 32571), (9212, 30393), (9306, 30086), (9702, 28858), (10131, 27636), (10857, 25788), (11052, 25333), (11844, 23639), (12894, 21714), (13508, 20727), (13818, 20262), (14429, 19404), (14476, 19341), (15043, 18612)]