1328999168

素因数分解:

$2^8\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2082

約数の個数: 108

約数和(自身を含む): 3145716000

約数和(自身を除く): 1816716832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 64, 98, 106, 112, 128, 196, 212, 224, 256, 371, 392, 424, 448, 742, 784, 848, 896, 1484, 1568, 1696, 1792, 1999, 2597, 2968, 3136, 3392, 3998, 5194, 5936, 6272, 6784, 7996, 10388, 11872, 12544, 13568, 13993, 15992, 20776, 23744, 27986, 31984, 41552, 47488, 55972, 63968, 83104, 94976, 97951, 105947, 111944, 127936, 166208, 195902, 211894, 223888, 255872, 332416, 391804, 423788, 447776, 511744, 664832, 741629, 783608, 847576, 895552, 1483258, 1567216, 1695152, 1791104, 2966516, 3134432, 3390304, 3582208, 5191403, 5933032, 6268864, 6780608, 10382806, 11866064, 12537728, 13561216, 20765612, 23732128, 25075456, 27122432, 41531224, 47464256, 83062448, 94928512, 166124896, 189857024, 332249792, 664499584, 1328999168]

約数ペア:

[(1, 1328999168), (2, 664499584), (4, 332249792), (7, 189857024), (8, 166124896), (14, 94928512), (16, 83062448), (28, 47464256), (32, 41531224), (49, 27122432), (53, 25075456), (56, 23732128), (64, 20765612), (98, 13561216), (106, 12537728), (112, 11866064), (128, 10382806), (196, 6780608), (212, 6268864), (224, 5933032), (256, 5191403), (371, 3582208), (392, 3390304), (424, 3134432), (448, 2966516), (742, 1791104), (784, 1695152), (848, 1567216), (896, 1483258), (1484, 895552), (1568, 847576), (1696, 783608), (1792, 741629), (1999, 664832), (2597, 511744), (2968, 447776), (3136, 423788), (3392, 391804), (3998, 332416), (5194, 255872), (5936, 223888), (6272, 211894), (6784, 195902), (7996, 166208), (10388, 127936), (11872, 111944), (12544, 105947), (13568, 97951), (13993, 94976), (15992, 83104), (20776, 63968), (23744, 55972), (27986, 47488), (31984, 41552)]