423266560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10667}}^1$

素因数の和:10719

約数の個数: 72

約数和(自身を含む): 1046658816

約数和(自身を除く): 623392256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 10667, 19840, 21334, 39680, 42668, 53335, 85336, 106670, 170672, 213340, 330677, 341344, 426680, 661354, 682688, 853360, 1322708, 1365376, 1653385, 1706720, 2645416, 2730752, 3306770, 3413440, 5290832, 6613540, 6826880, 10581664, 13227080, 13653760, 21163328, 26454160, 42326656, 52908320, 84653312, 105816640, 211633280, 423266560]

約数ペア:

[(1, 423266560), (2, 211633280), (4, 105816640), (5, 84653312), (8, 52908320), (10, 42326656), (16, 26454160), (20, 21163328), (31, 13653760), (32, 13227080), (40, 10581664), (62, 6826880), (64, 6613540), (80, 5290832), (124, 3413440), (128, 3306770), (155, 2730752), (160, 2645416), (248, 1706720), (256, 1653385), (310, 1365376), (320, 1322708), (496, 853360), (620, 682688), (640, 661354), (992, 426680), (1240, 341344), (1280, 330677), (1984, 213340), (2480, 170672), (3968, 106670), (4960, 85336), (7936, 53335), (9920, 42668), (10667, 39680), (19840, 21334)]