821938464

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2231

約数の個数: 144

約数和(自身を含む): 2470051584

約数和(自身を除く): 1648113120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 72, 86, 93, 96, 124, 129, 144, 172, 186, 248, 258, 279, 288, 344, 372, 387, 496, 516, 558, 688, 744, 774, 992, 1032, 1116, 1333, 1376, 1488, 1548, 2064, 2141, 2232, 2666, 2976, 3096, 3999, 4128, 4282, 4464, 5332, 6192, 6423, 7998, 8564, 8928, 10664, 11997, 12384, 12846, 15996, 17128, 19269, 21328, 23994, 25692, 31992, 34256, 38538, 42656, 47988, 51384, 63984, 66371, 68512, 77076, 92063, 95976, 102768, 127968, 132742, 154152, 184126, 191952, 199113, 205536, 265484, 276189, 308304, 368252, 383904, 398226, 530968, 552378, 597339, 616608, 736504, 796452, 828567, 1061936, 1104756, 1194678, 1473008, 1592904, 1657134, 2123872, 2209512, 2389356, 2853953, 2946016, 3185808, 3314268, 4419024, 4778712, 5707906, 6371616, 6628536, 8561859, 8838048, 9557424, 11415812, 13257072, 17123718, 19114848, 22831624, 25685577, 26514144, 34247436, 45663248, 51371154, 68494872, 91326496, 102742308, 136989744, 205484616, 273979488, 410969232, 821938464]

約数ペア:

[(1, 821938464), (2, 410969232), (3, 273979488), (4, 205484616), (6, 136989744), (8, 102742308), (9, 91326496), (12, 68494872), (16, 51371154), (18, 45663248), (24, 34247436), (31, 26514144), (32, 25685577), (36, 22831624), (43, 19114848), (48, 17123718), (62, 13257072), (72, 11415812), (86, 9557424), (93, 8838048), (96, 8561859), (124, 6628536), (129, 6371616), (144, 5707906), (172, 4778712), (186, 4419024), (248, 3314268), (258, 3185808), (279, 2946016), (288, 2853953), (344, 2389356), (372, 2209512), (387, 2123872), (496, 1657134), (516, 1592904), (558, 1473008), (688, 1194678), (744, 1104756), (774, 1061936), (992, 828567), (1032, 796452), (1116, 736504), (1333, 616608), (1376, 597339), (1488, 552378), (1548, 530968), (2064, 398226), (2141, 383904), (2232, 368252), (2666, 308304), (2976, 276189), (3096, 265484), (3999, 205536), (4128, 199113), (4282, 191952), (4464, 184126), (5332, 154152), (6192, 132742), (6423, 127968), (7998, 102768), (8564, 95976), (8928, 92063), (10664, 77076), (11997, 68512), (12384, 66371), (12846, 63984), (15996, 51384), (17128, 47988), (19269, 42656), (21328, 38538), (23994, 34256), (25692, 31992)]