988231392

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1677

約数の個数: 144

約数和(自身を含む): 2943682560

約数和(自身を除く): 1955451168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 71, 72, 93, 96, 124, 142, 144, 186, 213, 248, 279, 284, 288, 372, 426, 496, 558, 568, 639, 744, 852, 992, 1116, 1136, 1278, 1488, 1559, 1704, 2201, 2232, 2272, 2556, 2976, 3118, 3408, 4402, 4464, 4677, 5112, 6236, 6603, 6816, 8804, 8928, 9354, 10224, 12472, 13206, 14031, 17608, 18708, 19809, 20448, 24944, 26412, 28062, 35216, 37416, 39618, 48329, 49888, 52824, 56124, 70432, 74832, 79236, 96658, 105648, 110689, 112248, 144987, 149664, 158472, 193316, 211296, 221378, 224496, 289974, 316944, 332067, 386632, 434961, 442756, 448992, 579948, 633888, 664134, 773264, 869922, 885512, 996201, 1159896, 1328268, 1546528, 1739844, 1771024, 1992402, 2319792, 2656536, 3431359, 3479688, 3542048, 3984804, 4639584, 5313072, 6862718, 6959376, 7969608, 10294077, 10626144, 13725436, 13918752, 15939216, 20588154, 27450872, 30882231, 31878432, 41176308, 54901744, 61764462, 82352616, 109803488, 123528924, 164705232, 247057848, 329410464, 494115696, 988231392]

約数ペア:

[(1, 988231392), (2, 494115696), (3, 329410464), (4, 247057848), (6, 164705232), (8, 123528924), (9, 109803488), (12, 82352616), (16, 61764462), (18, 54901744), (24, 41176308), (31, 31878432), (32, 30882231), (36, 27450872), (48, 20588154), (62, 15939216), (71, 13918752), (72, 13725436), (93, 10626144), (96, 10294077), (124, 7969608), (142, 6959376), (144, 6862718), (186, 5313072), (213, 4639584), (248, 3984804), (279, 3542048), (284, 3479688), (288, 3431359), (372, 2656536), (426, 2319792), (496, 1992402), (558, 1771024), (568, 1739844), (639, 1546528), (744, 1328268), (852, 1159896), (992, 996201), (1116, 885512), (1136, 869922), (1278, 773264), (1488, 664134), (1559, 633888), (1704, 579948), (2201, 448992), (2232, 442756), (2272, 434961), (2556, 386632), (2976, 332067), (3118, 316944), (3408, 289974), (4402, 224496), (4464, 221378), (4677, 211296), (5112, 193316), (6236, 158472), (6603, 149664), (6816, 144987), (8804, 112248), (8928, 110689), (9354, 105648), (10224, 96658), (12472, 79236), (13206, 74832), (14031, 70432), (17608, 56124), (18708, 52824), (19809, 49888), (20448, 48329), (24944, 39618), (26412, 37416), (28062, 35216)]