720772728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2241

約数の個数: 128

約数和(自身を含む): 2062670400

約数和(自身を除く): 1341897672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 37, 39, 52, 58, 74, 78, 87, 104, 111, 116, 148, 156, 174, 222, 232, 296, 312, 348, 377, 444, 481, 696, 754, 888, 962, 1073, 1131, 1443, 1508, 1924, 2146, 2153, 2262, 2886, 3016, 3219, 3848, 4292, 4306, 4524, 5772, 6438, 6459, 8584, 8612, 9048, 11544, 12876, 12918, 13949, 17224, 25752, 25836, 27898, 27989, 41847, 51672, 55796, 55978, 62437, 79661, 83694, 83967, 111592, 111956, 124874, 159322, 167388, 167934, 187311, 223912, 238983, 249748, 318644, 334776, 335868, 374622, 477966, 499496, 637288, 671736, 749244, 811681, 955932, 1035593, 1498488, 1623362, 1911864, 2071186, 2310169, 2435043, 3106779, 3246724, 4142372, 4620338, 4870086, 6213558, 6493448, 6930507, 8284744, 9240676, 9740172, 12427116, 13861014, 18481352, 19480344, 24854232, 27722028, 30032197, 55444056, 60064394, 90096591, 120128788, 180193182, 240257576, 360386364, 720772728]

約数ペア:

[(1, 720772728), (2, 360386364), (3, 240257576), (4, 180193182), (6, 120128788), (8, 90096591), (12, 60064394), (13, 55444056), (24, 30032197), (26, 27722028), (29, 24854232), (37, 19480344), (39, 18481352), (52, 13861014), (58, 12427116), (74, 9740172), (78, 9240676), (87, 8284744), (104, 6930507), (111, 6493448), (116, 6213558), (148, 4870086), (156, 4620338), (174, 4142372), (222, 3246724), (232, 3106779), (296, 2435043), (312, 2310169), (348, 2071186), (377, 1911864), (444, 1623362), (481, 1498488), (696, 1035593), (754, 955932), (888, 811681), (962, 749244), (1073, 671736), (1131, 637288), (1443, 499496), (1508, 477966), (1924, 374622), (2146, 335868), (2153, 334776), (2262, 318644), (2886, 249748), (3016, 238983), (3219, 223912), (3848, 187311), (4292, 167934), (4306, 167388), (4524, 159322), (5772, 124874), (6438, 111956), (6459, 111592), (8584, 83967), (8612, 83694), (9048, 79661), (11544, 62437), (12876, 55978), (12918, 55796), (13949, 51672), (17224, 41847), (25752, 27989), (25836, 27898)]