209354928

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 555012096

約数和(自身を除く): 345657168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 127, 183, 244, 254, 366, 381, 488, 508, 563, 732, 762, 976, 1016, 1126, 1464, 1524, 1689, 2032, 2252, 2928, 3048, 3378, 4504, 6096, 6756, 7747, 9008, 13512, 15494, 23241, 27024, 30988, 34343, 46482, 61976, 68686, 71501, 92964, 103029, 123952, 137372, 143002, 185928, 206058, 214503, 274744, 286004, 371856, 412116, 429006, 549488, 572008, 824232, 858012, 1144016, 1648464, 1716024, 3432048, 4361561, 8723122, 13084683, 17446244, 26169366, 34892488, 52338732, 69784976, 104677464, 209354928]

約数ペア:

[(1, 209354928), (2, 104677464), (3, 69784976), (4, 52338732), (6, 34892488), (8, 26169366), (12, 17446244), (16, 13084683), (24, 8723122), (48, 4361561), (61, 3432048), (122, 1716024), (127, 1648464), (183, 1144016), (244, 858012), (254, 824232), (366, 572008), (381, 549488), (488, 429006), (508, 412116), (563, 371856), (732, 286004), (762, 274744), (976, 214503), (1016, 206058), (1126, 185928), (1464, 143002), (1524, 137372), (1689, 123952), (2032, 103029), (2252, 92964), (2928, 71501), (3048, 68686), (3378, 61976), (4504, 46482), (6096, 34343), (6756, 30988), (7747, 27024), (9008, 23241), (13512, 15494)]