643708728

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9967}}^1$

素因数の和:10018

約数の個数: 128

約数和(自身を含む): 2009548800

約数和(自身を除く): 1365840072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 156, 184, 207, 216, 234, 276, 299, 312, 351, 414, 468, 552, 598, 621, 702, 828, 897, 936, 1196, 1242, 1404, 1656, 1794, 2392, 2484, 2691, 2808, 3588, 4968, 5382, 7176, 8073, 9967, 10764, 16146, 19934, 21528, 29901, 32292, 39868, 59802, 64584, 79736, 89703, 119604, 129571, 179406, 229241, 239208, 259142, 269109, 358812, 388713, 458482, 518284, 538218, 687723, 717624, 777426, 916964, 1036568, 1076436, 1166139, 1375446, 1554852, 1833928, 2063169, 2152872, 2332278, 2750892, 2980133, 3109704, 3498417, 4126338, 4664556, 5501784, 5960266, 6189507, 6996834, 8252676, 8940399, 9329112, 11920532, 12379014, 13993668, 16505352, 17880798, 23841064, 24758028, 26821197, 27987336, 35761596, 49516056, 53642394, 71523192, 80463591, 107284788, 160927182, 214569576, 321854364, 643708728]

約数ペア:

[(1, 643708728), (2, 321854364), (3, 214569576), (4, 160927182), (6, 107284788), (8, 80463591), (9, 71523192), (12, 53642394), (13, 49516056), (18, 35761596), (23, 27987336), (24, 26821197), (26, 24758028), (27, 23841064), (36, 17880798), (39, 16505352), (46, 13993668), (52, 12379014), (54, 11920532), (69, 9329112), (72, 8940399), (78, 8252676), (92, 6996834), (104, 6189507), (108, 5960266), (117, 5501784), (138, 4664556), (156, 4126338), (184, 3498417), (207, 3109704), (216, 2980133), (234, 2750892), (276, 2332278), (299, 2152872), (312, 2063169), (351, 1833928), (414, 1554852), (468, 1375446), (552, 1166139), (598, 1076436), (621, 1036568), (702, 916964), (828, 777426), (897, 717624), (936, 687723), (1196, 538218), (1242, 518284), (1404, 458482), (1656, 388713), (1794, 358812), (2392, 269109), (2484, 259142), (2691, 239208), (2808, 229241), (3588, 179406), (4968, 129571), (5382, 119604), (7176, 89703), (8073, 79736), (9967, 64584), (10764, 59802), (16146, 39868), (19934, 32292), (21528, 29901)]