305994416

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4331

約数の個数: 80

約数和(自身を含む): 744744000

約数和(自身を除く): 438749584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 1274, 1372, 1456, 2548, 2744, 4289, 4459, 5096, 5488, 8578, 8918, 10192, 17156, 17836, 30023, 34312, 35672, 55757, 60046, 68624, 71344, 111514, 120092, 210161, 223028, 240184, 390299, 420322, 446056, 480368, 780598, 840644, 892112, 1471127, 1561196, 1681288, 2732093, 2942254, 3122392, 3362576, 5464186, 5884508, 6244784, 10928372, 11769016, 19124651, 21856744, 23538032, 38249302, 43713488, 76498604, 152997208, 305994416]

約数ペア:

[(1, 305994416), (2, 152997208), (4, 76498604), (7, 43713488), (8, 38249302), (13, 23538032), (14, 21856744), (16, 19124651), (26, 11769016), (28, 10928372), (49, 6244784), (52, 5884508), (56, 5464186), (91, 3362576), (98, 3122392), (104, 2942254), (112, 2732093), (182, 1681288), (196, 1561196), (208, 1471127), (343, 892112), (364, 840644), (392, 780598), (637, 480368), (686, 446056), (728, 420322), (784, 390299), (1274, 240184), (1372, 223028), (1456, 210161), (2548, 120092), (2744, 111514), (4289, 71344), (4459, 68624), (5096, 60046), (5488, 55757), (8578, 35672), (8918, 34312), (10192, 30023), (17156, 17836)]