221639680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:691

約数の個数: 88

約数和(自身を含む): 539867592

約数和(自身を除く): 318227912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 593, 640, 730, 1024, 1168, 1186, 1280, 1460, 2336, 2372, 2560, 2920, 2965, 4672, 4744, 5120, 5840, 5930, 9344, 9488, 11680, 11860, 18688, 18976, 23360, 23720, 37376, 37952, 43289, 46720, 47440, 74752, 75904, 86578, 93440, 94880, 151808, 173156, 186880, 189760, 216445, 303616, 346312, 373760, 379520, 432890, 607232, 692624, 759040, 865780, 1385248, 1518080, 1731560, 2770496, 3036160, 3463120, 5540992, 6926240, 11081984, 13852480, 22163968, 27704960, 44327936, 55409920, 110819840, 221639680]

約数ペア:

[(1, 221639680), (2, 110819840), (4, 55409920), (5, 44327936), (8, 27704960), (10, 22163968), (16, 13852480), (20, 11081984), (32, 6926240), (40, 5540992), (64, 3463120), (73, 3036160), (80, 2770496), (128, 1731560), (146, 1518080), (160, 1385248), (256, 865780), (292, 759040), (320, 692624), (365, 607232), (512, 432890), (584, 379520), (593, 373760), (640, 346312), (730, 303616), (1024, 216445), (1168, 189760), (1186, 186880), (1280, 173156), (1460, 151808), (2336, 94880), (2372, 93440), (2560, 86578), (2920, 75904), (2965, 74752), (4672, 47440), (4744, 46720), (5120, 43289), (5840, 37952), (5930, 37376), (9344, 23720), (9488, 23360), (11680, 18976), (11860, 18688)]