64413990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 178214400

約数和(自身を除く): 113800410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 139, 171, 190, 271, 278, 285, 342, 417, 542, 570, 695, 813, 834, 855, 1251, 1355, 1390, 1626, 1710, 2085, 2439, 2502, 2641, 2710, 4065, 4170, 4878, 5149, 5282, 6255, 7923, 8130, 10298, 12195, 12510, 13205, 15447, 15846, 23769, 24390, 25745, 26410, 30894, 37669, 39615, 46341, 47538, 51490, 75338, 77235, 79230, 92682, 113007, 118845, 154470, 188345, 226014, 231705, 237690, 339021, 376690, 463410, 565035, 678042, 715711, 1130070, 1431422, 1695105, 2147133, 3390210, 3578555, 4294266, 6441399, 7157110, 10735665, 12882798, 21471330, 32206995, 64413990]

約数ペア:

[(1, 64413990), (2, 32206995), (3, 21471330), (5, 12882798), (6, 10735665), (9, 7157110), (10, 6441399), (15, 4294266), (18, 3578555), (19, 3390210), (30, 2147133), (38, 1695105), (45, 1431422), (57, 1130070), (90, 715711), (95, 678042), (114, 565035), (139, 463410), (171, 376690), (190, 339021), (271, 237690), (278, 231705), (285, 226014), (342, 188345), (417, 154470), (542, 118845), (570, 113007), (695, 92682), (813, 79230), (834, 77235), (855, 75338), (1251, 51490), (1355, 47538), (1390, 46341), (1626, 39615), (1710, 37669), (2085, 30894), (2439, 26410), (2502, 25745), (2641, 24390), (2710, 23769), (4065, 15846), (4170, 15447), (4878, 13205), (5149, 12510), (5282, 12195), (6255, 10298), (7923, 8130)]