2491196864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2110

約数の個数: 112

約数和(自身を含む): 5703112800

約数和(自身を除く): 3211915936

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 89, 104, 136, 178, 208, 221, 272, 356, 416, 442, 544, 712, 832, 884, 1088, 1157, 1424, 1513, 1768, 1979, 2314, 2848, 3026, 3536, 3958, 4628, 5696, 6052, 7072, 7916, 9256, 12104, 14144, 15832, 18512, 19669, 24208, 25727, 31664, 33643, 37024, 39338, 48416, 51454, 63328, 67286, 74048, 78676, 96832, 102908, 126656, 134572, 157352, 176131, 205816, 269144, 314704, 352262, 411632, 437359, 538288, 629408, 704524, 823264, 874718, 1076576, 1258816, 1409048, 1646528, 1749436, 2153152, 2289703, 2818096, 2994227, 3498872, 4579406, 5636192, 5988454, 6997744, 9158812, 11272384, 11976908, 13995488, 18317624, 23953816, 27990976, 36635248, 38924951, 47907632, 73270496, 77849902, 95815264, 146540992, 155699804, 191630528, 311399608, 622799216, 1245598432, 2491196864]

約数ペア:

[(1, 2491196864), (2, 1245598432), (4, 622799216), (8, 311399608), (13, 191630528), (16, 155699804), (17, 146540992), (26, 95815264), (32, 77849902), (34, 73270496), (52, 47907632), (64, 38924951), (68, 36635248), (89, 27990976), (104, 23953816), (136, 18317624), (178, 13995488), (208, 11976908), (221, 11272384), (272, 9158812), (356, 6997744), (416, 5988454), (442, 5636192), (544, 4579406), (712, 3498872), (832, 2994227), (884, 2818096), (1088, 2289703), (1157, 2153152), (1424, 1749436), (1513, 1646528), (1768, 1409048), (1979, 1258816), (2314, 1076576), (2848, 874718), (3026, 823264), (3536, 704524), (3958, 629408), (4628, 538288), (5696, 437359), (6052, 411632), (7072, 352262), (7916, 314704), (9256, 269144), (12104, 205816), (14144, 176131), (15832, 157352), (18512, 134572), (19669, 126656), (24208, 102908), (25727, 96832), (31664, 78676), (33643, 74048), (37024, 67286), (39338, 63328), (48416, 51454)]