1235724728

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 2841600000

約数和(自身を除く): 1605875272

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 73, 98, 124, 146, 196, 199, 217, 248, 292, 343, 392, 398, 434, 511, 584, 686, 796, 868, 1022, 1372, 1393, 1519, 1592, 1736, 2044, 2263, 2744, 2786, 3038, 3577, 4088, 4526, 5572, 6076, 6169, 7154, 9052, 9751, 10633, 11144, 12152, 12338, 14308, 14527, 15841, 18104, 19502, 21266, 24676, 25039, 28616, 29054, 31682, 39004, 42532, 43183, 49352, 50078, 58108, 63364, 68257, 78008, 85064, 86366, 100156, 101689, 110887, 116216, 126728, 136514, 172732, 200312, 203378, 221774, 273028, 302281, 345464, 406756, 443548, 450337, 546056, 604562, 711823, 776209, 813512, 887096, 900674, 1209124, 1423646, 1552418, 1801348, 2115967, 2418248, 2847292, 3104836, 3152359, 3602696, 4231934, 4982761, 5694584, 6209672, 6304718, 8463868, 9965522, 12609436, 16927736, 19931044, 22066513, 25218872, 39862088, 44133026, 88266052, 154465591, 176532104, 308931182, 617862364, 1235724728]

約数ペア:

[(1, 1235724728), (2, 617862364), (4, 308931182), (7, 176532104), (8, 154465591), (14, 88266052), (28, 44133026), (31, 39862088), (49, 25218872), (56, 22066513), (62, 19931044), (73, 16927736), (98, 12609436), (124, 9965522), (146, 8463868), (196, 6304718), (199, 6209672), (217, 5694584), (248, 4982761), (292, 4231934), (343, 3602696), (392, 3152359), (398, 3104836), (434, 2847292), (511, 2418248), (584, 2115967), (686, 1801348), (796, 1552418), (868, 1423646), (1022, 1209124), (1372, 900674), (1393, 887096), (1519, 813512), (1592, 776209), (1736, 711823), (2044, 604562), (2263, 546056), (2744, 450337), (2786, 443548), (3038, 406756), (3577, 345464), (4088, 302281), (4526, 273028), (5572, 221774), (6076, 203378), (6169, 200312), (7154, 172732), (9052, 136514), (9751, 126728), (10633, 116216), (11144, 110887), (12152, 101689), (12338, 100156), (14308, 86366), (14527, 85064), (15841, 78008), (18104, 68257), (19502, 63364), (21266, 58108), (24676, 50078), (25039, 49352), (28616, 43183), (29054, 42532), (31682, 39004)]