281520036

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 910694400

約数和(自身を除く): 629174364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 47, 54, 57, 63, 76, 81, 84, 94, 108, 114, 126, 133, 139, 141, 162, 171, 188, 189, 228, 252, 266, 278, 282, 324, 329, 342, 378, 399, 417, 423, 513, 532, 556, 564, 567, 658, 684, 756, 798, 834, 846, 893, 973, 987, 1026, 1134, 1197, 1251, 1269, 1316, 1539, 1596, 1668, 1692, 1786, 1946, 1974, 2052, 2268, 2394, 2502, 2538, 2641, 2679, 2919, 2961, 3078, 3572, 3591, 3753, 3807, 3892, 3948, 4788, 5004, 5076, 5282, 5358, 5838, 5922, 6156, 6251, 6533, 7182, 7506, 7614, 7923, 8037, 8757, 8883, 10564, 10716, 10773, 11259, 11676, 11844, 12502, 13066, 14364, 15012, 15228, 15846, 16074, 17514, 17766, 18487, 18753, 19599, 21546, 22518, 23769, 24111, 25004, 26132, 26271, 26649, 31692, 32148, 35028, 35532, 36974, 37506, 39198, 43092, 45036, 45731, 47538, 48222, 52542, 53298, 55461, 56259, 58797, 71307, 72333, 73948, 75012, 78396, 78813, 91462, 95076, 96444, 105084, 106596, 110922, 112518, 117594, 124127, 137193, 142614, 144666, 157626, 166383, 168777, 176391, 182924, 213921, 221844, 225036, 235188, 248254, 274386, 285228, 289332, 315252, 332766, 337554, 352782, 372381, 411579, 427842, 496508, 499149, 506331, 529173, 548772, 665532, 675108, 705564, 744762, 823158, 855684, 868889, 998298, 1012662, 1058346, 1117143, 1234737, 1489524, 1497447, 1646316, 1737778, 1996596, 2025324, 2116692, 2234286, 2469474, 2606667, 2994894, 3351429, 3475556, 3704211, 4468572, 4938948, 5213334, 5989788, 6702858, 7408422, 7820001, 10054287, 10426668, 13405716, 14816844, 15640002, 20108574, 23460003, 31280004, 40217148, 46920006, 70380009, 93840012, 140760018, 281520036]

約数ペア:

[(1, 281520036), (2, 140760018), (3, 93840012), (4, 70380009), (6, 46920006), (7, 40217148), (9, 31280004), (12, 23460003), (14, 20108574), (18, 15640002), (19, 14816844), (21, 13405716), (27, 10426668), (28, 10054287), (36, 7820001), (38, 7408422), (42, 6702858), (47, 5989788), (54, 5213334), (57, 4938948), (63, 4468572), (76, 3704211), (81, 3475556), (84, 3351429), (94, 2994894), (108, 2606667), (114, 2469474), (126, 2234286), (133, 2116692), (139, 2025324), (141, 1996596), (162, 1737778), (171, 1646316), (188, 1497447), (189, 1489524), (228, 1234737), (252, 1117143), (266, 1058346), (278, 1012662), (282, 998298), (324, 868889), (329, 855684), (342, 823158), (378, 744762), (399, 705564), (417, 675108), (423, 665532), (513, 548772), (532, 529173), (556, 506331), (564, 499149), (567, 496508), (658, 427842), (684, 411579), (756, 372381), (798, 352782), (834, 337554), (846, 332766), (893, 315252), (973, 289332), (987, 285228), (1026, 274386), (1134, 248254), (1197, 235188), (1251, 225036), (1269, 221844), (1316, 213921), (1539, 182924), (1596, 176391), (1668, 168777), (1692, 166383), (1786, 157626), (1946, 144666), (1974, 142614), (2052, 137193), (2268, 124127), (2394, 117594), (2502, 112518), (2538, 110922), (2641, 106596), (2679, 105084), (2919, 96444), (2961, 95076), (3078, 91462), (3572, 78813), (3591, 78396), (3753, 75012), (3807, 73948), (3892, 72333), (3948, 71307), (4788, 58797), (5004, 56259), (5076, 55461), (5282, 53298), (5358, 52542), (5838, 48222), (5922, 47538), (6156, 45731), (6251, 45036), (6533, 43092), (7182, 39198), (7506, 37506), (7614, 36974), (7923, 35532), (8037, 35028), (8757, 32148), (8883, 31692), (10564, 26649), (10716, 26271), (10773, 26132), (11259, 25004), (11676, 24111), (11844, 23769), (12502, 22518), (13066, 21546), (14364, 19599), (15012, 18753), (15228, 18487), (15846, 17766), (16074, 17514)]