420121088

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 877619424

約数和(自身を除く): 457498336

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 67, 74, 128, 134, 148, 256, 268, 296, 331, 512, 536, 592, 662, 1072, 1184, 1324, 2144, 2368, 2479, 2648, 4288, 4736, 4958, 5296, 8576, 9472, 9916, 10592, 12247, 17152, 18944, 19832, 21184, 22177, 24494, 34304, 39664, 42368, 44354, 48988, 79328, 84736, 88708, 97976, 158656, 169472, 177416, 195952, 317312, 354832, 391904, 634624, 709664, 783808, 820549, 1269248, 1419328, 1567616, 1641098, 2838656, 3135232, 3282196, 5677312, 6270464, 6564392, 11354624, 13128784, 26257568, 52515136, 105030272, 210060544, 420121088]

約数ペア:

[(1, 420121088), (2, 210060544), (4, 105030272), (8, 52515136), (16, 26257568), (32, 13128784), (37, 11354624), (64, 6564392), (67, 6270464), (74, 5677312), (128, 3282196), (134, 3135232), (148, 2838656), (256, 1641098), (268, 1567616), (296, 1419328), (331, 1269248), (512, 820549), (536, 783808), (592, 709664), (662, 634624), (1072, 391904), (1184, 354832), (1324, 317312), (2144, 195952), (2368, 177416), (2479, 169472), (2648, 158656), (4288, 97976), (4736, 88708), (4958, 84736), (5296, 79328), (8576, 48988), (9472, 44354), (9916, 42368), (10592, 39664), (12247, 34304), (17152, 24494), (18944, 22177), (19832, 21184)]