64399356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 199600128

約数和(自身を除く): 135200772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 41, 42, 46, 63, 69, 82, 84, 92, 123, 126, 138, 161, 164, 207, 246, 252, 271, 276, 287, 322, 369, 414, 483, 492, 542, 574, 644, 738, 813, 828, 861, 943, 966, 1084, 1148, 1449, 1476, 1626, 1722, 1886, 1897, 1932, 2439, 2583, 2829, 2898, 3252, 3444, 3772, 3794, 4878, 5166, 5658, 5691, 5796, 6233, 6601, 7588, 8487, 9756, 10332, 11111, 11316, 11382, 12466, 13202, 16974, 17073, 18699, 19803, 22222, 22764, 24932, 26404, 33333, 33948, 34146, 37398, 39606, 43631, 44444, 56097, 59409, 66666, 68292, 74796, 77777, 79212, 87262, 99999, 112194, 118818, 130893, 133332, 155554, 174524, 199998, 224388, 233331, 237636, 255553, 261786, 311108, 392679, 399996, 466662, 511106, 523572, 699993, 766659, 785358, 933324, 1022212, 1399986, 1533318, 1570716, 1788871, 2299977, 2799972, 3066636, 3577742, 4599954, 5366613, 7155484, 9199908, 10733226, 16099839, 21466452, 32199678, 64399356]

約数ペア:

[(1, 64399356), (2, 32199678), (3, 21466452), (4, 16099839), (6, 10733226), (7, 9199908), (9, 7155484), (12, 5366613), (14, 4599954), (18, 3577742), (21, 3066636), (23, 2799972), (28, 2299977), (36, 1788871), (41, 1570716), (42, 1533318), (46, 1399986), (63, 1022212), (69, 933324), (82, 785358), (84, 766659), (92, 699993), (123, 523572), (126, 511106), (138, 466662), (161, 399996), (164, 392679), (207, 311108), (246, 261786), (252, 255553), (271, 237636), (276, 233331), (287, 224388), (322, 199998), (369, 174524), (414, 155554), (483, 133332), (492, 130893), (542, 118818), (574, 112194), (644, 99999), (738, 87262), (813, 79212), (828, 77777), (861, 74796), (943, 68292), (966, 66666), (1084, 59409), (1148, 56097), (1449, 44444), (1476, 43631), (1626, 39606), (1722, 37398), (1886, 34146), (1897, 33948), (1932, 33333), (2439, 26404), (2583, 24932), (2829, 22764), (2898, 22222), (3252, 19803), (3444, 18699), (3772, 17073), (3794, 16974), (4878, 13202), (5166, 12466), (5658, 11382), (5691, 11316), (5796, 11111), (6233, 10332), (6601, 9756), (7588, 8487)]