218898921815

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1\times {\mathrm{1013}}^1$

素因数の和:1873

約数の個数: 96

約数和(自身を含む): 327673045440

約数和(自身を除く): 108774123625

約数列:

[1, 5, 7, 19, 35, 49, 61, 95, 133, 245, 305, 427, 665, 761, 931, 1013, 1159, 2135, 2989, 3805, 4655, 5065, 5327, 5795, 7091, 8113, 14459, 14945, 19247, 26635, 35455, 37289, 40565, 46421, 49637, 56791, 61793, 72295, 96235, 101213, 134729, 186445, 232105, 248185, 283955, 308965, 324947, 432551, 506065, 673645, 708491, 770893, 881999, 943103, 1174067, 1624735, 2162755, 2274629, 3027857, 3542455, 3854465, 4409995, 4715515, 5396251, 5870335, 6173993, 8218469, 11373145, 14646967, 15139285, 26981255, 30869965, 37773757, 41092345, 43217951, 47024473, 57529283, 73234835, 102528769, 188868785, 216089755, 235122365, 287646415, 329171311, 512643845, 717701383, 893464987, 1645856555, 2304199177, 3588506915, 4467324935, 6254254909, 11520995885, 31271274545, 43779784363, 218898921815]

約数ペア:

[(1, 218898921815), (5, 43779784363), (7, 31271274545), (19, 11520995885), (35, 6254254909), (49, 4467324935), (61, 3588506915), (95, 2304199177), (133, 1645856555), (245, 893464987), (305, 717701383), (427, 512643845), (665, 329171311), (761, 287646415), (931, 235122365), (1013, 216089755), (1159, 188868785), (2135, 102528769), (2989, 73234835), (3805, 57529283), (4655, 47024473), (5065, 43217951), (5327, 41092345), (5795, 37773757), (7091, 30869965), (8113, 26981255), (14459, 15139285), (14945, 14646967), (19247, 11373145), (26635, 8218469), (35455, 6173993), (37289, 5870335), (40565, 5396251), (46421, 4715515), (49637, 4409995), (56791, 3854465), (61793, 3542455), (72295, 3027857), (96235, 2274629), (101213, 2162755), (134729, 1624735), (186445, 1174067), (232105, 943103), (248185, 881999), (283955, 770893), (308965, 708491), (324947, 673645), (432551, 506065)]