123647488

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 260300304

約数和(自身を除く): 136652816

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 107, 122, 128, 148, 214, 244, 256, 296, 428, 488, 512, 592, 856, 976, 1184, 1712, 1952, 2257, 2368, 3424, 3904, 3959, 4514, 4736, 6527, 6848, 7808, 7918, 9028, 9472, 13054, 13696, 15616, 15836, 18056, 18944, 26108, 27392, 31232, 31672, 36112, 52216, 54784, 63344, 72224, 104432, 126688, 144448, 208864, 241499, 253376, 288896, 417728, 482998, 506752, 577792, 835456, 965996, 1013504, 1155584, 1670912, 1931992, 2027008, 3341824, 3863984, 7727968, 15455936, 30911872, 61823744, 123647488]

約数ペア:

[(1, 123647488), (2, 61823744), (4, 30911872), (8, 15455936), (16, 7727968), (32, 3863984), (37, 3341824), (61, 2027008), (64, 1931992), (74, 1670912), (107, 1155584), (122, 1013504), (128, 965996), (148, 835456), (214, 577792), (244, 506752), (256, 482998), (296, 417728), (428, 288896), (488, 253376), (512, 241499), (592, 208864), (856, 144448), (976, 126688), (1184, 104432), (1712, 72224), (1952, 63344), (2257, 54784), (2368, 52216), (3424, 36112), (3904, 31672), (3959, 31232), (4514, 27392), (4736, 26108), (6527, 18944), (6848, 18056), (7808, 15836), (7918, 15616), (9028, 13696), (9472, 13054)]